401817780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:105

約数の個数: 576

約数和(自身を含む): 1682311680

約数和(自身を除く): 1280493900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 17, 18, 20, 21, 26, 27, 28, 30, 34, 35, 36, 37, 39, 42, 45, 51, 52, 54, 60, 63, 65, 68, 70, 74, 78, 84, 85, 90, 91, 102, 105, 108, 111, 117, 119, 126, 130, 135, 140, 148, 153, 156, 169, 170, 180, 182, 185, 189, 195, 204, 210, 221, 222, 234, 238, 252, 255, 259, 260, 270, 273, 306, 315, 333, 338, 340, 351, 357, 364, 370, 378, 390, 420, 442, 444, 455, 459, 468, 476, 481, 507, 510, 518, 540, 546, 555, 585, 595, 612, 629, 630, 663, 666, 676, 702, 714, 740, 756, 765, 777, 780, 819, 845, 884, 910, 918, 945, 962, 999, 1014, 1020, 1036, 1071, 1092, 1105, 1110, 1170, 1183, 1190, 1258, 1260, 1295, 1326, 1332, 1365, 1404, 1428, 1443, 1521, 1530, 1547, 1554, 1638, 1665, 1690, 1755, 1785, 1820, 1836, 1887, 1890, 1924, 1989, 1998, 2028, 2142, 2210, 2220, 2295, 2331, 2340, 2366, 2380, 2405, 2457, 2516, 2535, 2590, 2652, 2730, 2873, 2886, 3042, 3060, 3094, 3108, 3145, 3213, 3276, 3315, 3330, 3367, 3380, 3510, 3549, 3570, 3774, 3780, 3885, 3978, 3996, 4095, 4284, 4329, 4403, 4420, 4563, 4590, 4641, 4662, 4732, 4810, 4914, 4995, 5070, 5180, 5355, 5460, 5661, 5746, 5772, 5915, 5967, 6084, 6188, 6253, 6290, 6426, 6630, 6660, 6734, 6993, 7020, 7098, 7140, 7215, 7548, 7605, 7735, 7770, 7956, 8177, 8190, 8619, 8658, 8806, 9126, 9180, 9282, 9324, 9435, 9620, 9828, 9945, 9990, 10101, 10140, 10647, 10710, 11322, 11492, 11655, 11830, 11934, 12285, 12506, 12580, 12852, 12987, 13209, 13260, 13468, 13923, 13986, 14196, 14365, 14430, 15210, 15470, 15540, 16065, 16354, 16380, 16835, 16983, 17238, 17316, 17612, 17745, 18252, 18564, 18759, 18870, 19890, 19980, 20111, 20202, 21294, 21420, 21645, 22015, 22644, 22815, 23205, 23310, 23660, 23868, 24531, 24570, 25012, 25857, 25974, 26418, 27846, 27972, 28305, 28730, 28860, 29835, 30303, 30420, 30940, 31265, 31941, 32130, 32708, 33670, 33966, 34476, 34965, 35490, 37518, 37740, 39627, 39780, 40222, 40404, 40885, 41769, 42588, 43095, 43290, 43771, 44030, 45630, 46410, 46620, 49062, 49140, 50505, 51714, 51948, 52836, 53235, 55692, 56277, 56610, 57239, 57460, 59670, 60333, 60606, 62530, 63882, 64260, 64935, 66045, 67340, 67932, 69615, 69930, 70980, 73593, 75036, 77571, 79254, 80444, 81770, 83538, 84915, 86190, 86580, 87542, 88060, 90909, 91260, 92820, 93795, 98124, 100555, 101010, 103428, 106301, 106470, 112554, 113220, 114478, 118881, 119340, 120666, 121212, 122655, 125060, 127764, 129285, 129870, 131313, 132090, 139230, 139860, 147186, 151515, 155142, 158508, 159705, 163540, 167076, 168831, 169830, 171717, 172380, 175084, 180999, 181818, 187590, 198135, 201110, 202020, 208845, 212602, 212940, 218855, 220779, 225108, 228956, 237762, 241332, 245310, 258570, 259740, 262626, 264180, 278460, 281385, 286195, 294372, 301665, 303030, 310284, 318903, 319410, 337662, 339660, 343434, 361998, 363636, 367965, 375180, 387855, 393939, 396270, 402220, 417690, 425204, 437710, 441558, 454545, 475524, 490620, 515151, 517140, 525252, 531505, 542997, 562770, 572390, 594405, 603330, 606060, 637806, 638820, 656565, 675324, 686868, 723996, 735930, 744107, 775710, 787878, 792540, 835380, 844155, 858585, 875420, 883116, 904995, 909090, 956709, 1030302, 1063010, 1085994, 1103895, 1125540, 1144780, 1181817, 1188810, 1206660, 1275612, 1313130, 1471860, 1488214, 1545453, 1551420, 1575756, 1594515, 1688310, 1717170, 1809990, 1818180, 1913418, 1969695, 2060604, 2126020, 2171988, 2207790, 2232321, 2363634, 2377620, 2575755, 2626260, 2714985, 2870127, 2976428, 3090906, 3189030, 3376620, 3434340, 3619980, 3720535, 3826836, 3939390, 4415580, 4464642, 4727268, 4783545, 5151510, 5429970, 5740254, 5909085, 6181812, 6378060, 6696963, 7441070, 7727265, 7878780, 8929284, 9567090, 10303020, 10859940, 11161605, 11480508, 11818170, 13393926, 14350635, 14882140, 15454530, 19134180, 20090889, 22323210, 23636340, 26787852, 28701270, 30909060, 33484815, 40181778, 44646420, 57402540, 66969630, 80363556, 100454445, 133939260, 200908890, 401817780]

約数ペア:

[(1, 401817780), (2, 200908890), (3, 133939260), (4, 100454445), (5, 80363556), (6, 66969630), (7, 57402540), (9, 44646420), (10, 40181778), (12, 33484815), (13, 30909060), (14, 28701270), (15, 26787852), (17, 23636340), (18, 22323210), (20, 20090889), (21, 19134180), (26, 15454530), (27, 14882140), (28, 14350635), (30, 13393926), (34, 11818170), (35, 11480508), (36, 11161605), (37, 10859940), (39, 10303020), (42, 9567090), (45, 8929284), (51, 7878780), (52, 7727265), (54, 7441070), (60, 6696963), (63, 6378060), (65, 6181812), (68, 5909085), (70, 5740254), (74, 5429970), (78, 5151510), (84, 4783545), (85, 4727268), (90, 4464642), (91, 4415580), (102, 3939390), (105, 3826836), (108, 3720535), (111, 3619980), (117, 3434340), (119, 3376620), (126, 3189030), (130, 3090906), (135, 2976428), (140, 2870127), (148, 2714985), (153, 2626260), (156, 2575755), (169, 2377620), (170, 2363634), (180, 2232321), (182, 2207790), (185, 2171988), (189, 2126020), (195, 2060604), (204, 1969695), (210, 1913418), (221, 1818180), (222, 1809990), (234, 1717170), (238, 1688310), (252, 1594515), (255, 1575756), (259, 1551420), (260, 1545453), (270, 1488214), (273, 1471860), (306, 1313130), (315, 1275612), (333, 1206660), (338, 1188810), (340, 1181817), (351, 1144780), (357, 1125540), (364, 1103895), (370, 1085994), (378, 1063010), (390, 1030302), (420, 956709), (442, 909090), (444, 904995), (455, 883116), (459, 875420), (468, 858585), (476, 844155), (481, 835380), (507, 792540), (510, 787878), (518, 775710), (540, 744107), (546, 735930), (555, 723996), (585, 686868), (595, 675324), (612, 656565), (629, 638820), (630, 637806), (663, 606060), (666, 603330), (676, 594405), (702, 572390), (714, 562770), (740, 542997), (756, 531505), (765, 525252), (777, 517140), (780, 515151), (819, 490620), (845, 475524), (884, 454545), (910, 441558), (918, 437710), (945, 425204), (962, 417690), (999, 402220), (1014, 396270), (1020, 393939), (1036, 387855), (1071, 375180), (1092, 367965), (1105, 363636), (1110, 361998), (1170, 343434), (1183, 339660), (1190, 337662), (1258, 319410), (1260, 318903), (1295, 310284), (1326, 303030), (1332, 301665), (1365, 294372), (1404, 286195), (1428, 281385), (1443, 278460), (1521, 264180), (1530, 262626), (1547, 259740), (1554, 258570), (1638, 245310), (1665, 241332), (1690, 237762), (1755, 228956), (1785, 225108), (1820, 220779), (1836, 218855), (1887, 212940), (1890, 212602), (1924, 208845), (1989, 202020), (1998, 201110), (2028, 198135), (2142, 187590), (2210, 181818), (2220, 180999), (2295, 175084), (2331, 172380), (2340, 171717), (2366, 169830), (2380, 168831), (2405, 167076), (2457, 163540), (2516, 159705), (2535, 158508), (2590, 155142), (2652, 151515), (2730, 147186), (2873, 139860), (2886, 139230), (3042, 132090), (3060, 131313), (3094, 129870), (3108, 129285), (3145, 127764), (3213, 125060), (3276, 122655), (3315, 121212), (3330, 120666), (3367, 119340), (3380, 118881), (3510, 114478), (3549, 113220), (3570, 112554), (3774, 106470), (3780, 106301), (3885, 103428), (3978, 101010), (3996, 100555), (4095, 98124), (4284, 93795), (4329, 92820), (4403, 91260), (4420, 90909), (4563, 88060), (4590, 87542), (4641, 86580), (4662, 86190), (4732, 84915), (4810, 83538), (4914, 81770), (4995, 80444), (5070, 79254), (5180, 77571), (5355, 75036), (5460, 73593), (5661, 70980), (5746, 69930), (5772, 69615), (5915, 67932), (5967, 67340), (6084, 66045), (6188, 64935), (6253, 64260), (6290, 63882), (6426, 62530), (6630, 60606), (6660, 60333), (6734, 59670), (6993, 57460), (7020, 57239), (7098, 56610), (7140, 56277), (7215, 55692), (7548, 53235), (7605, 52836), (7735, 51948), (7770, 51714), (7956, 50505), (8177, 49140), (8190, 49062), (8619, 46620), (8658, 46410), (8806, 45630), (9126, 44030), (9180, 43771), (9282, 43290), (9324, 43095), (9435, 42588), (9620, 41769), (9828, 40885), (9945, 40404), (9990, 40222), (10101, 39780), (10140, 39627), (10647, 37740), (10710, 37518), (11322, 35490), (11492, 34965), (11655, 34476), (11830, 33966), (11934, 33670), (12285, 32708), (12506, 32130), (12580, 31941), (12852, 31265), (12987, 30940), (13209, 30420), (13260, 30303), (13468, 29835), (13923, 28860), (13986, 28730), (14196, 28305), (14365, 27972), (14430, 27846), (15210, 26418), (15470, 25974), (15540, 25857), (16065, 25012), (16354, 24570), (16380, 24531), (16835, 23868), (16983, 23660), (17238, 23310), (17316, 23205), (17612, 22815), (17745, 22644), (18252, 22015), (18564, 21645), (18759, 21420), (18870, 21294), (19890, 20202), (19980, 20111)]