86781780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{53569}}^1$

素因数の和:53590

約数の個数: 60

約数和(自身を含む): 272242740

約数和(自身を除く): 185460960

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 53569, 107138, 160707, 214276, 267845, 321414, 482121, 535690, 642828, 803535, 964242, 1071380, 1446363, 1607070, 1928484, 2410605, 2892726, 3214140, 4339089, 4821210, 5785452, 7231815, 8678178, 9642420, 14463630, 17356356, 21695445, 28927260, 43390890, 86781780]

約数ペア:

[(1, 86781780), (2, 43390890), (3, 28927260), (4, 21695445), (5, 17356356), (6, 14463630), (9, 9642420), (10, 8678178), (12, 7231815), (15, 5785452), (18, 4821210), (20, 4339089), (27, 3214140), (30, 2892726), (36, 2410605), (45, 1928484), (54, 1607070), (60, 1446363), (81, 1071380), (90, 964242), (108, 803535), (135, 642828), (162, 535690), (180, 482121), (270, 321414), (324, 267845), (405, 214276), (540, 160707), (810, 107138), (1620, 53569)]