15457520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:282

約数の個数: 80

約数和(自身を含む): 39372480

約数和(自身を除く): 23914960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 89, 104, 130, 167, 178, 208, 260, 334, 356, 445, 520, 668, 712, 835, 890, 1040, 1157, 1336, 1424, 1670, 1780, 2171, 2314, 2672, 3340, 3560, 4342, 4628, 5785, 6680, 7120, 8684, 9256, 10855, 11570, 13360, 14863, 17368, 18512, 21710, 23140, 29726, 34736, 43420, 46280, 59452, 74315, 86840, 92560, 118904, 148630, 173680, 193219, 237808, 297260, 386438, 594520, 772876, 966095, 1189040, 1545752, 1932190, 3091504, 3864380, 7728760, 15457520]

約数ペア:

[(1, 15457520), (2, 7728760), (4, 3864380), (5, 3091504), (8, 1932190), (10, 1545752), (13, 1189040), (16, 966095), (20, 772876), (26, 594520), (40, 386438), (52, 297260), (65, 237808), (80, 193219), (89, 173680), (104, 148630), (130, 118904), (167, 92560), (178, 86840), (208, 74315), (260, 59452), (334, 46280), (356, 43420), (445, 34736), (520, 29726), (668, 23140), (712, 21710), (835, 18512), (890, 17368), (1040, 14863), (1157, 13360), (1336, 11570), (1424, 10855), (1670, 9256), (1780, 8684), (2171, 7120), (2314, 6680), (2672, 5785), (3340, 4628), (3560, 4342)]