68681520

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{3533}}^1$

素因数の和:3561

約数の個数: 120

約数和(自身を含む): 239265936

約数和(自身を除く): 170584416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3533, 3888, 4860, 6480, 7066, 9720, 10599, 14132, 17665, 19440, 21198, 28264, 31797, 35330, 42396, 52995, 56528, 63594, 70660, 84792, 95391, 105990, 127188, 141320, 158985, 169584, 190782, 211980, 254376, 282640, 286173, 317970, 381564, 423960, 476955, 508752, 572346, 635940, 763128, 847920, 858519, 953910, 1144692, 1271880, 1430865, 1526256, 1717038, 1907820, 2289384, 2543760, 2861730, 3434076, 3815640, 4292595, 4578768, 5723460, 6868152, 7631280, 8585190, 11446920, 13736304, 17170380, 22893840, 34340760, 68681520]

約数ペア:

[(1, 68681520), (2, 34340760), (3, 22893840), (4, 17170380), (5, 13736304), (6, 11446920), (8, 8585190), (9, 7631280), (10, 6868152), (12, 5723460), (15, 4578768), (16, 4292595), (18, 3815640), (20, 3434076), (24, 2861730), (27, 2543760), (30, 2289384), (36, 1907820), (40, 1717038), (45, 1526256), (48, 1430865), (54, 1271880), (60, 1144692), (72, 953910), (80, 858519), (81, 847920), (90, 763128), (108, 635940), (120, 572346), (135, 508752), (144, 476955), (162, 423960), (180, 381564), (216, 317970), (240, 286173), (243, 282640), (270, 254376), (324, 211980), (360, 190782), (405, 169584), (432, 158985), (486, 141320), (540, 127188), (648, 105990), (720, 95391), (810, 84792), (972, 70660), (1080, 63594), (1215, 56528), (1296, 52995), (1620, 42396), (1944, 35330), (2160, 31797), (2430, 28264), (3240, 21198), (3533, 19440), (3888, 17665), (4860, 14132), (6480, 10599), (7066, 9720)]