72149888

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 149817600

約数和(自身を除く): 77667712

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 67, 94, 128, 134, 179, 188, 268, 358, 376, 536, 716, 752, 1072, 1432, 1504, 2144, 2864, 3008, 3149, 4288, 5728, 6016, 6298, 8413, 8576, 11456, 11993, 12596, 16826, 22912, 23986, 25192, 33652, 47972, 50384, 67304, 95944, 100768, 134608, 191888, 201536, 269216, 383776, 403072, 538432, 563671, 767552, 1076864, 1127342, 1535104, 2254684, 4509368, 9018736, 18037472, 36074944, 72149888]

約数ペア:

[(1, 72149888), (2, 36074944), (4, 18037472), (8, 9018736), (16, 4509368), (32, 2254684), (47, 1535104), (64, 1127342), (67, 1076864), (94, 767552), (128, 563671), (134, 538432), (179, 403072), (188, 383776), (268, 269216), (358, 201536), (376, 191888), (536, 134608), (716, 100768), (752, 95944), (1072, 67304), (1432, 50384), (1504, 47972), (2144, 33652), (2864, 25192), (3008, 23986), (3149, 22912), (4288, 16826), (5728, 12596), (6016, 11993), (6298, 11456), (8413, 8576)]