140245612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 289145472

約数和(自身を除く): 148899860

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 241, 247, 361, 403, 482, 494, 589, 722, 806, 964, 988, 1178, 1444, 1612, 2356, 3133, 4579, 4693, 6266, 7471, 7657, 9158, 9386, 11191, 12532, 14942, 15314, 18316, 18772, 22382, 29884, 30628, 44764, 59527, 87001, 97123, 119054, 141949, 145483, 174002, 194246, 238108, 283898, 290966, 348004, 388492, 567796, 581932, 1131013, 1845337, 2262026, 2697031, 3690674, 4524052, 5394062, 7381348, 10788124, 35061403, 70122806, 140245612]

約数ペア:

[(1, 140245612), (2, 70122806), (4, 35061403), (13, 10788124), (19, 7381348), (26, 5394062), (31, 4524052), (38, 3690674), (52, 2697031), (62, 2262026), (76, 1845337), (124, 1131013), (241, 581932), (247, 567796), (361, 388492), (403, 348004), (482, 290966), (494, 283898), (589, 238108), (722, 194246), (806, 174002), (964, 145483), (988, 141949), (1178, 119054), (1444, 97123), (1612, 87001), (2356, 59527), (3133, 44764), (4579, 30628), (4693, 29884), (6266, 22382), (7471, 18772), (7657, 18316), (9158, 15314), (9386, 14942), (11191, 12532)]