81445104

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:479

約数の個数: 120

約数和(自身を含む): 248022320

約数和(自身を除く): 166577216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 139, 144, 156, 208, 234, 278, 312, 313, 417, 468, 556, 624, 626, 834, 936, 939, 1112, 1251, 1252, 1668, 1807, 1872, 1878, 2224, 2502, 2504, 2817, 3336, 3614, 3756, 4069, 5004, 5008, 5421, 5634, 6672, 7228, 7512, 8138, 10008, 10842, 11268, 12207, 14456, 15024, 16263, 16276, 20016, 21684, 22536, 24414, 28912, 32526, 32552, 36621, 43368, 43507, 45072, 48828, 65052, 65104, 73242, 86736, 87014, 97656, 130104, 130521, 146484, 174028, 195312, 260208, 261042, 292968, 348056, 391563, 522084, 565591, 585936, 696112, 783126, 1044168, 1131182, 1566252, 1696773, 2088336, 2262364, 3132504, 3393546, 4524728, 5090319, 6265008, 6787092, 9049456, 10180638, 13574184, 20361276, 27148368, 40722552, 81445104]

約数ペア:

[(1, 81445104), (2, 40722552), (3, 27148368), (4, 20361276), (6, 13574184), (8, 10180638), (9, 9049456), (12, 6787092), (13, 6265008), (16, 5090319), (18, 4524728), (24, 3393546), (26, 3132504), (36, 2262364), (39, 2088336), (48, 1696773), (52, 1566252), (72, 1131182), (78, 1044168), (104, 783126), (117, 696112), (139, 585936), (144, 565591), (156, 522084), (208, 391563), (234, 348056), (278, 292968), (312, 261042), (313, 260208), (417, 195312), (468, 174028), (556, 146484), (624, 130521), (626, 130104), (834, 97656), (936, 87014), (939, 86736), (1112, 73242), (1251, 65104), (1252, 65052), (1668, 48828), (1807, 45072), (1872, 43507), (1878, 43368), (2224, 36621), (2502, 32552), (2504, 32526), (2817, 28912), (3336, 24414), (3614, 22536), (3756, 21684), (4069, 20016), (5004, 16276), (5008, 16263), (5421, 15024), (5634, 14456), (6672, 12207), (7228, 11268), (7512, 10842), (8138, 10008)]