156312540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:412

約数の個数: 144

約数和(自身を含む): 495855360

約数和(自身を除く): 339542820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 109, 124, 155, 180, 186, 218, 257, 279, 310, 327, 372, 436, 465, 514, 545, 558, 620, 654, 771, 930, 981, 1028, 1090, 1116, 1285, 1308, 1395, 1542, 1635, 1860, 1962, 2180, 2313, 2570, 2790, 3084, 3270, 3379, 3855, 3924, 4626, 4905, 5140, 5580, 6540, 6758, 7710, 7967, 9252, 9810, 10137, 11565, 13516, 15420, 15934, 16895, 19620, 20274, 23130, 23901, 28013, 30411, 31868, 33790, 39835, 40548, 46260, 47802, 50685, 56026, 60822, 67580, 71703, 79670, 84039, 95604, 101370, 112052, 119505, 121644, 140065, 143406, 152055, 159340, 168078, 202740, 239010, 252117, 280130, 286812, 304110, 336156, 358515, 420195, 478020, 504234, 560260, 608220, 717030, 840390, 868403, 1008468, 1260585, 1434060, 1680780, 1736806, 2521170, 2605209, 3473612, 4342015, 5042340, 5210418, 7815627, 8684030, 10420836, 13026045, 15631254, 17368060, 26052090, 31262508, 39078135, 52104180, 78156270, 156312540]

約数ペア:

[(1, 156312540), (2, 78156270), (3, 52104180), (4, 39078135), (5, 31262508), (6, 26052090), (9, 17368060), (10, 15631254), (12, 13026045), (15, 10420836), (18, 8684030), (20, 7815627), (30, 5210418), (31, 5042340), (36, 4342015), (45, 3473612), (60, 2605209), (62, 2521170), (90, 1736806), (93, 1680780), (109, 1434060), (124, 1260585), (155, 1008468), (180, 868403), (186, 840390), (218, 717030), (257, 608220), (279, 560260), (310, 504234), (327, 478020), (372, 420195), (436, 358515), (465, 336156), (514, 304110), (545, 286812), (558, 280130), (620, 252117), (654, 239010), (771, 202740), (930, 168078), (981, 159340), (1028, 152055), (1090, 143406), (1116, 140065), (1285, 121644), (1308, 119505), (1395, 112052), (1542, 101370), (1635, 95604), (1860, 84039), (1962, 79670), (2180, 71703), (2313, 67580), (2570, 60822), (2790, 56026), (3084, 50685), (3270, 47802), (3379, 46260), (3855, 40548), (3924, 39835), (4626, 33790), (4905, 31868), (5140, 30411), (5580, 28013), (6540, 23901), (6758, 23130), (7710, 20274), (7967, 19620), (9252, 16895), (9810, 15934), (10137, 15420), (11565, 13516)]