680960520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{210173}}^1$

素因数の和:210196

約数の個数: 80

約数和(自身を含む): 2288794860

約数和(自身を除く): 1607834340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 210173, 420346, 630519, 840692, 1050865, 1261038, 1681384, 1891557, 2101730, 2522076, 3152595, 3783114, 4203460, 5044152, 5674671, 6305190, 7566228, 8406920, 9457785, 11349342, 12610380, 15132456, 17024013, 18915570, 22698684, 25220760, 28373355, 34048026, 37831140, 45397368, 56746710, 68096052, 75662280, 85120065, 113493420, 136192104, 170240130, 226986840, 340480260, 680960520]

約数ペア:

[(1, 680960520), (2, 340480260), (3, 226986840), (4, 170240130), (5, 136192104), (6, 113493420), (8, 85120065), (9, 75662280), (10, 68096052), (12, 56746710), (15, 45397368), (18, 37831140), (20, 34048026), (24, 28373355), (27, 25220760), (30, 22698684), (36, 18915570), (40, 17024013), (45, 15132456), (54, 12610380), (60, 11349342), (72, 9457785), (81, 8406920), (90, 7566228), (108, 6305190), (120, 5674671), (135, 5044152), (162, 4203460), (180, 3783114), (216, 3152595), (270, 2522076), (324, 2101730), (360, 1891557), (405, 1681384), (540, 1261038), (648, 1050865), (810, 840692), (1080, 630519), (1620, 420346), (3240, 210173)]