15537840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{641}}^1$

素因数の和:758

約数の個数: 80

約数和(自身を含む): 48720096

約数和(自身を除く): 33182256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 101, 120, 202, 240, 303, 404, 505, 606, 641, 808, 1010, 1212, 1282, 1515, 1616, 1923, 2020, 2424, 2564, 3030, 3205, 3846, 4040, 4848, 5128, 6060, 6410, 7692, 8080, 9615, 10256, 12120, 12820, 15384, 19230, 24240, 25640, 30768, 38460, 51280, 64741, 76920, 129482, 153840, 194223, 258964, 323705, 388446, 517928, 647410, 776892, 971115, 1035856, 1294820, 1553784, 1942230, 2589640, 3107568, 3884460, 5179280, 7768920, 15537840]

約数ペア:

[(1, 15537840), (2, 7768920), (3, 5179280), (4, 3884460), (5, 3107568), (6, 2589640), (8, 1942230), (10, 1553784), (12, 1294820), (15, 1035856), (16, 971115), (20, 776892), (24, 647410), (30, 517928), (40, 388446), (48, 323705), (60, 258964), (80, 194223), (101, 153840), (120, 129482), (202, 76920), (240, 64741), (303, 51280), (404, 38460), (505, 30768), (606, 25640), (641, 24240), (808, 19230), (1010, 15384), (1212, 12820), (1282, 12120), (1515, 10256), (1616, 9615), (1923, 8080), (2020, 7692), (2424, 6410), (2564, 6060), (3030, 5128), (3205, 4848), (3846, 4040)]