399879480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3329}}^1$

素因数の和:3374

約数の個数: 256

約数和(自身を含む): 1611187200

約数和(自身を除く): 1211307720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 130, 132, 140, 143, 154, 156, 165, 168, 182, 195, 210, 220, 231, 260, 264, 273, 280, 286, 308, 312, 330, 364, 385, 390, 420, 429, 440, 455, 462, 520, 546, 572, 616, 660, 715, 728, 770, 780, 840, 858, 910, 924, 1001, 1092, 1144, 1155, 1320, 1365, 1430, 1540, 1560, 1716, 1820, 1848, 2002, 2145, 2184, 2310, 2730, 2860, 3003, 3080, 3329, 3432, 3640, 4004, 4290, 4620, 5005, 5460, 5720, 6006, 6658, 8008, 8580, 9240, 9987, 10010, 10920, 12012, 13316, 15015, 16645, 17160, 19974, 20020, 23303, 24024, 26632, 30030, 33290, 36619, 39948, 40040, 43277, 46606, 49935, 60060, 66580, 69909, 73238, 79896, 86554, 93212, 99870, 109857, 116515, 120120, 129831, 133160, 139818, 146476, 173108, 183095, 186424, 199740, 216385, 219714, 233030, 256333, 259662, 279636, 292952, 302939, 346216, 349545, 366190, 399480, 432770, 439428, 466060, 476047, 512666, 519324, 549285, 559272, 605878, 649155, 699090, 732380, 768999, 865540, 878856, 908817, 932120, 952094, 1025332, 1038648, 1098570, 1211756, 1281665, 1298310, 1398180, 1428141, 1464760, 1514695, 1537998, 1731080, 1817634, 1904188, 2050664, 2197140, 2380235, 2423512, 2563330, 2596620, 2796360, 2856282, 3029390, 3075996, 3332329, 3635268, 3808376, 3844995, 4394280, 4544085, 4760470, 5126660, 5193240, 5712564, 6058780, 6151992, 6664658, 7140705, 7270536, 7689990, 9088170, 9520940, 9996987, 10253320, 11425128, 12117560, 13329316, 14281410, 15379980, 16661645, 18176340, 19041880, 19993974, 26658632, 28562820, 30759960, 33323290, 36352680, 39987948, 49984935, 57125640, 66646580, 79975896, 99969870, 133293160, 199939740, 399879480]

約数ペア:

[(1, 399879480), (2, 199939740), (3, 133293160), (4, 99969870), (5, 79975896), (6, 66646580), (7, 57125640), (8, 49984935), (10, 39987948), (11, 36352680), (12, 33323290), (13, 30759960), (14, 28562820), (15, 26658632), (20, 19993974), (21, 19041880), (22, 18176340), (24, 16661645), (26, 15379980), (28, 14281410), (30, 13329316), (33, 12117560), (35, 11425128), (39, 10253320), (40, 9996987), (42, 9520940), (44, 9088170), (52, 7689990), (55, 7270536), (56, 7140705), (60, 6664658), (65, 6151992), (66, 6058780), (70, 5712564), (77, 5193240), (78, 5126660), (84, 4760470), (88, 4544085), (91, 4394280), (104, 3844995), (105, 3808376), (110, 3635268), (120, 3332329), (130, 3075996), (132, 3029390), (140, 2856282), (143, 2796360), (154, 2596620), (156, 2563330), (165, 2423512), (168, 2380235), (182, 2197140), (195, 2050664), (210, 1904188), (220, 1817634), (231, 1731080), (260, 1537998), (264, 1514695), (273, 1464760), (280, 1428141), (286, 1398180), (308, 1298310), (312, 1281665), (330, 1211756), (364, 1098570), (385, 1038648), (390, 1025332), (420, 952094), (429, 932120), (440, 908817), (455, 878856), (462, 865540), (520, 768999), (546, 732380), (572, 699090), (616, 649155), (660, 605878), (715, 559272), (728, 549285), (770, 519324), (780, 512666), (840, 476047), (858, 466060), (910, 439428), (924, 432770), (1001, 399480), (1092, 366190), (1144, 349545), (1155, 346216), (1320, 302939), (1365, 292952), (1430, 279636), (1540, 259662), (1560, 256333), (1716, 233030), (1820, 219714), (1848, 216385), (2002, 199740), (2145, 186424), (2184, 183095), (2310, 173108), (2730, 146476), (2860, 139818), (3003, 133160), (3080, 129831), (3329, 120120), (3432, 116515), (3640, 109857), (4004, 99870), (4290, 93212), (4620, 86554), (5005, 79896), (5460, 73238), (5720, 69909), (6006, 66580), (6658, 60060), (8008, 49935), (8580, 46606), (9240, 43277), (9987, 40040), (10010, 39948), (10920, 36619), (12012, 33290), (13316, 30030), (15015, 26632), (16645, 24024), (17160, 23303), (19974, 20020)]