144647920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:782

約数の個数: 80

約数和(自身を含む): 354263040

約数和(自身を除く): 209615120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 127, 184, 230, 254, 368, 460, 508, 619, 635, 920, 1016, 1238, 1270, 1840, 2032, 2476, 2540, 2921, 3095, 4952, 5080, 5842, 6190, 9904, 10160, 11684, 12380, 14237, 14605, 23368, 24760, 28474, 29210, 46736, 49520, 56948, 58420, 71185, 78613, 113896, 116840, 142370, 157226, 227792, 233680, 284740, 314452, 393065, 569480, 628904, 786130, 1138960, 1257808, 1572260, 1808099, 3144520, 3616198, 6289040, 7232396, 9040495, 14464792, 18080990, 28929584, 36161980, 72323960, 144647920]

約数ペア:

[(1, 144647920), (2, 72323960), (4, 36161980), (5, 28929584), (8, 18080990), (10, 14464792), (16, 9040495), (20, 7232396), (23, 6289040), (40, 3616198), (46, 3144520), (80, 1808099), (92, 1572260), (115, 1257808), (127, 1138960), (184, 786130), (230, 628904), (254, 569480), (368, 393065), (460, 314452), (508, 284740), (619, 233680), (635, 227792), (920, 157226), (1016, 142370), (1238, 116840), (1270, 113896), (1840, 78613), (2032, 71185), (2476, 58420), (2540, 56948), (2921, 49520), (3095, 46736), (4952, 29210), (5080, 28474), (5842, 24760), (6190, 23368), (9904, 14605), (10160, 14237), (11684, 12380)]