71977776

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{467}}^1$

素因数の和:523

約数の個数: 120

約数和(自身を含む): 212397120

約数和(自身を除く): 140419344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 104, 114, 152, 156, 169, 208, 228, 247, 304, 312, 338, 456, 467, 494, 507, 624, 676, 741, 912, 934, 988, 1014, 1352, 1401, 1482, 1868, 1976, 2028, 2704, 2802, 2964, 3211, 3736, 3952, 4056, 5604, 5928, 6071, 6422, 7472, 8112, 8873, 9633, 11208, 11856, 12142, 12844, 17746, 18213, 19266, 22416, 24284, 25688, 26619, 35492, 36426, 38532, 48568, 51376, 53238, 70984, 72852, 77064, 78923, 97136, 106476, 115349, 141968, 145704, 154128, 157846, 212952, 230698, 236769, 291408, 315692, 346047, 425904, 461396, 473538, 631384, 692094, 922792, 947076, 1262768, 1384188, 1499537, 1845584, 1894152, 2768376, 2999074, 3788304, 4498611, 5536752, 5998148, 8997222, 11996296, 17994444, 23992592, 35988888, 71977776]

約数ペア:

[(1, 71977776), (2, 35988888), (3, 23992592), (4, 17994444), (6, 11996296), (8, 8997222), (12, 5998148), (13, 5536752), (16, 4498611), (19, 3788304), (24, 2999074), (26, 2768376), (38, 1894152), (39, 1845584), (48, 1499537), (52, 1384188), (57, 1262768), (76, 947076), (78, 922792), (104, 692094), (114, 631384), (152, 473538), (156, 461396), (169, 425904), (208, 346047), (228, 315692), (247, 291408), (304, 236769), (312, 230698), (338, 212952), (456, 157846), (467, 154128), (494, 145704), (507, 141968), (624, 115349), (676, 106476), (741, 97136), (912, 78923), (934, 77064), (988, 72852), (1014, 70984), (1352, 53238), (1401, 51376), (1482, 48568), (1868, 38532), (1976, 36426), (2028, 35492), (2704, 26619), (2802, 25688), (2964, 24284), (3211, 22416), (3736, 19266), (3952, 18213), (4056, 17746), (5604, 12844), (5928, 12142), (6071, 11856), (6422, 11208), (7472, 9633), (8112, 8873)]