120882640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:740

約数の個数: 80

約数和(自身を含む): 294266880

約数和(自身を除く): 173384240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 79, 80, 124, 155, 158, 248, 310, 316, 395, 496, 617, 620, 632, 790, 1234, 1240, 1264, 1580, 2449, 2468, 2480, 3085, 3160, 4898, 4936, 6170, 6320, 9796, 9872, 12245, 12340, 19127, 19592, 24490, 24680, 38254, 39184, 48743, 48980, 49360, 76508, 95635, 97486, 97960, 153016, 191270, 194972, 195920, 243715, 306032, 382540, 389944, 487430, 765080, 779888, 974860, 1511033, 1530160, 1949720, 3022066, 3899440, 6044132, 7555165, 12088264, 15110330, 24176528, 30220660, 60441320, 120882640]

約数ペア:

[(1, 120882640), (2, 60441320), (4, 30220660), (5, 24176528), (8, 15110330), (10, 12088264), (16, 7555165), (20, 6044132), (31, 3899440), (40, 3022066), (62, 1949720), (79, 1530160), (80, 1511033), (124, 974860), (155, 779888), (158, 765080), (248, 487430), (310, 389944), (316, 382540), (395, 306032), (496, 243715), (617, 195920), (620, 194972), (632, 191270), (790, 153016), (1234, 97960), (1240, 97486), (1264, 95635), (1580, 76508), (2449, 49360), (2468, 48980), (2480, 48743), (3085, 39184), (3160, 38254), (4898, 24680), (4936, 24490), (6170, 19592), (6320, 19127), (9796, 12340), (9872, 12245)]