78451380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:183

約数の個数: 288

約数和(自身を含む): 298771200

約数和(自身を除く): 220319820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 29, 30, 35, 36, 38, 42, 45, 57, 58, 60, 63, 70, 76, 84, 87, 90, 95, 105, 113, 114, 116, 126, 133, 140, 145, 171, 174, 180, 190, 203, 210, 226, 228, 252, 261, 266, 285, 290, 315, 339, 342, 348, 380, 399, 406, 420, 435, 452, 522, 532, 551, 565, 570, 580, 609, 630, 665, 678, 684, 791, 798, 812, 855, 870, 1015, 1017, 1044, 1102, 1130, 1140, 1197, 1218, 1260, 1305, 1330, 1356, 1582, 1596, 1653, 1695, 1710, 1740, 1827, 1995, 2030, 2034, 2147, 2204, 2260, 2373, 2394, 2436, 2610, 2660, 2755, 3045, 3164, 3277, 3306, 3390, 3420, 3654, 3857, 3955, 3990, 4060, 4068, 4294, 4746, 4788, 4959, 5085, 5220, 5510, 5985, 6090, 6441, 6554, 6612, 6780, 7119, 7308, 7714, 7910, 7980, 8265, 8588, 9135, 9492, 9831, 9918, 10170, 10735, 11020, 11571, 11865, 11970, 12180, 12882, 13108, 14238, 15029, 15428, 15820, 16385, 16530, 18270, 19285, 19323, 19662, 19836, 20340, 21470, 22939, 23142, 23730, 23940, 24795, 25764, 28476, 29493, 30058, 32205, 32770, 33060, 34713, 35595, 36540, 38570, 38646, 39324, 42940, 45087, 45878, 46284, 47460, 49155, 49590, 57855, 58986, 60116, 62263, 64410, 65540, 68817, 69426, 71190, 75145, 77140, 77292, 90174, 91756, 96615, 98310, 99180, 114695, 115710, 117972, 124526, 128820, 135261, 137634, 138852, 142380, 147465, 150290, 173565, 180348, 186789, 193230, 196620, 206451, 225435, 229390, 231420, 249052, 270522, 275268, 294930, 300580, 311315, 344085, 347130, 373578, 386460, 412902, 435841, 450870, 458780, 541044, 560367, 589860, 622630, 676305, 688170, 694260, 747156, 825804, 871682, 901740, 933945, 1032255, 1120734, 1245260, 1307523, 1352610, 1376340, 1743364, 1867890, 2064510, 2179205, 2241468, 2615046, 2705220, 2801835, 3735780, 3922569, 4129020, 4358410, 5230092, 5603670, 6537615, 7845138, 8716820, 11207340, 13075230, 15690276, 19612845, 26150460, 39225690, 78451380]

約数ペア:

[(1, 78451380), (2, 39225690), (3, 26150460), (4, 19612845), (5, 15690276), (6, 13075230), (7, 11207340), (9, 8716820), (10, 7845138), (12, 6537615), (14, 5603670), (15, 5230092), (18, 4358410), (19, 4129020), (20, 3922569), (21, 3735780), (28, 2801835), (29, 2705220), (30, 2615046), (35, 2241468), (36, 2179205), (38, 2064510), (42, 1867890), (45, 1743364), (57, 1376340), (58, 1352610), (60, 1307523), (63, 1245260), (70, 1120734), (76, 1032255), (84, 933945), (87, 901740), (90, 871682), (95, 825804), (105, 747156), (113, 694260), (114, 688170), (116, 676305), (126, 622630), (133, 589860), (140, 560367), (145, 541044), (171, 458780), (174, 450870), (180, 435841), (190, 412902), (203, 386460), (210, 373578), (226, 347130), (228, 344085), (252, 311315), (261, 300580), (266, 294930), (285, 275268), (290, 270522), (315, 249052), (339, 231420), (342, 229390), (348, 225435), (380, 206451), (399, 196620), (406, 193230), (420, 186789), (435, 180348), (452, 173565), (522, 150290), (532, 147465), (551, 142380), (565, 138852), (570, 137634), (580, 135261), (609, 128820), (630, 124526), (665, 117972), (678, 115710), (684, 114695), (791, 99180), (798, 98310), (812, 96615), (855, 91756), (870, 90174), (1015, 77292), (1017, 77140), (1044, 75145), (1102, 71190), (1130, 69426), (1140, 68817), (1197, 65540), (1218, 64410), (1260, 62263), (1305, 60116), (1330, 58986), (1356, 57855), (1582, 49590), (1596, 49155), (1653, 47460), (1695, 46284), (1710, 45878), (1740, 45087), (1827, 42940), (1995, 39324), (2030, 38646), (2034, 38570), (2147, 36540), (2204, 35595), (2260, 34713), (2373, 33060), (2394, 32770), (2436, 32205), (2610, 30058), (2660, 29493), (2755, 28476), (3045, 25764), (3164, 24795), (3277, 23940), (3306, 23730), (3390, 23142), (3420, 22939), (3654, 21470), (3857, 20340), (3955, 19836), (3990, 19662), (4060, 19323), (4068, 19285), (4294, 18270), (4746, 16530), (4788, 16385), (4959, 15820), (5085, 15428), (5220, 15029), (5510, 14238), (5985, 13108), (6090, 12882), (6441, 12180), (6554, 11970), (6612, 11865), (6780, 11571), (7119, 11020), (7308, 10735), (7714, 10170), (7910, 9918), (7980, 9831), (8265, 9492), (8588, 9135)]