15915240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4019}}^1$

素因数の和:4047

約数の個数: 96

約数和(自身を含む): 56440800

約数和(自身を除く): 40525560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 4019, 8038, 12057, 16076, 20095, 24114, 32152, 36171, 40190, 44209, 48228, 60285, 72342, 80380, 88418, 96456, 120570, 132627, 144684, 160760, 176836, 180855, 221045, 241140, 265254, 289368, 353672, 361710, 397881, 442090, 482280, 530508, 663135, 723420, 795762, 884180, 1061016, 1326270, 1446840, 1591524, 1768360, 1989405, 2652540, 3183048, 3978810, 5305080, 7957620, 15915240]

約数ペア:

[(1, 15915240), (2, 7957620), (3, 5305080), (4, 3978810), (5, 3183048), (6, 2652540), (8, 1989405), (9, 1768360), (10, 1591524), (11, 1446840), (12, 1326270), (15, 1061016), (18, 884180), (20, 795762), (22, 723420), (24, 663135), (30, 530508), (33, 482280), (36, 442090), (40, 397881), (44, 361710), (45, 353672), (55, 289368), (60, 265254), (66, 241140), (72, 221045), (88, 180855), (90, 176836), (99, 160760), (110, 144684), (120, 132627), (132, 120570), (165, 96456), (180, 88418), (198, 80380), (220, 72342), (264, 60285), (330, 48228), (360, 44209), (396, 40190), (440, 36171), (495, 32152), (660, 24114), (792, 20095), (990, 16076), (1320, 12057), (1980, 8038), (3960, 4019)]