66561480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61631}}^1$

素因数の和:61651

約数の個数: 64

約数和(自身を含む): 221875200

約数和(自身を除く): 155313720

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, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 61631, 123262, 184893, 246524, 308155, 369786, 493048, 554679, 616310, 739572, 924465, 1109358, 1232620, 1479144, 1664037, 1848930, 2218716, 2465240, 2773395, 3328074, 3697860, 4437432, 5546790, 6656148, 7395720, 8320185, 11093580, 13312296, 16640370, 22187160, 33280740, 66561480]

約数ペア:

[(1, 66561480), (2, 33280740), (3, 22187160), (4, 16640370), (5, 13312296), (6, 11093580), (8, 8320185), (9, 7395720), (10, 6656148), (12, 5546790), (15, 4437432), (18, 3697860), (20, 3328074), (24, 2773395), (27, 2465240), (30, 2218716), (36, 1848930), (40, 1664037), (45, 1479144), (54, 1232620), (60, 1109358), (72, 924465), (90, 739572), (108, 616310), (120, 554679), (135, 493048), (180, 369786), (216, 308155), (270, 246524), (360, 184893), (540, 123262), (1080, 61631)]