77541984

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:317

約数の個数: 144

約数和(自身を含む): 240786000

約数和(自身を除く): 163244016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 139, 144, 149, 156, 208, 234, 278, 288, 298, 312, 416, 417, 447, 468, 556, 596, 624, 834, 894, 936, 1112, 1192, 1248, 1251, 1341, 1668, 1788, 1807, 1872, 1937, 2224, 2384, 2502, 2682, 3336, 3576, 3614, 3744, 3874, 4448, 4768, 5004, 5364, 5421, 5811, 6672, 7152, 7228, 7748, 10008, 10728, 10842, 11622, 13344, 14304, 14456, 15496, 16263, 17433, 20016, 20711, 21456, 21684, 23244, 28912, 30992, 32526, 34866, 40032, 41422, 42912, 43368, 46488, 57824, 61984, 62133, 65052, 69732, 82844, 86736, 92976, 124266, 130104, 139464, 165688, 173472, 185952, 186399, 248532, 260208, 269243, 278928, 331376, 372798, 497064, 520416, 538486, 557856, 662752, 745596, 807729, 994128, 1076972, 1491192, 1615458, 1988256, 2153944, 2423187, 2982384, 3230916, 4307888, 4846374, 5964768, 6461832, 8615776, 9692748, 12923664, 19385496, 25847328, 38770992, 77541984]

約数ペア:

[(1, 77541984), (2, 38770992), (3, 25847328), (4, 19385496), (6, 12923664), (8, 9692748), (9, 8615776), (12, 6461832), (13, 5964768), (16, 4846374), (18, 4307888), (24, 3230916), (26, 2982384), (32, 2423187), (36, 2153944), (39, 1988256), (48, 1615458), (52, 1491192), (72, 1076972), (78, 994128), (96, 807729), (104, 745596), (117, 662752), (139, 557856), (144, 538486), (149, 520416), (156, 497064), (208, 372798), (234, 331376), (278, 278928), (288, 269243), (298, 260208), (312, 248532), (416, 186399), (417, 185952), (447, 173472), (468, 165688), (556, 139464), (596, 130104), (624, 124266), (834, 92976), (894, 86736), (936, 82844), (1112, 69732), (1192, 65052), (1248, 62133), (1251, 61984), (1341, 57824), (1668, 46488), (1788, 43368), (1807, 42912), (1872, 41422), (1937, 40032), (2224, 34866), (2384, 32526), (2502, 30992), (2682, 28912), (3336, 23244), (3576, 21684), (3614, 21456), (3744, 20711), (3874, 20016), (4448, 17433), (4768, 16263), (5004, 15496), (5364, 14456), (5421, 14304), (5811, 13344), (6672, 11622), (7152, 10842), (7228, 10728), (7748, 10008)]