660415860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{282229}}^1$

素因数の和:282257

約数の個数: 72

約数和(自身を含む): 2157366120

約数和(自身を除く): 1496950260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 282229, 564458, 846687, 1128916, 1411145, 1693374, 2540061, 2822290, 3386748, 3668977, 4233435, 5080122, 5644580, 7337954, 8466870, 10160244, 11006931, 12700305, 14675908, 16933740, 18344885, 22013862, 25400610, 33020793, 36689770, 44027724, 50801220, 55034655, 66041586, 73379540, 110069310, 132083172, 165103965, 220138620, 330207930, 660415860]

約数ペア:

[(1, 660415860), (2, 330207930), (3, 220138620), (4, 165103965), (5, 132083172), (6, 110069310), (9, 73379540), (10, 66041586), (12, 55034655), (13, 50801220), (15, 44027724), (18, 36689770), (20, 33020793), (26, 25400610), (30, 22013862), (36, 18344885), (39, 16933740), (45, 14675908), (52, 12700305), (60, 11006931), (65, 10160244), (78, 8466870), (90, 7337954), (117, 5644580), (130, 5080122), (156, 4233435), (180, 3668977), (195, 3386748), (234, 2822290), (260, 2540061), (390, 1693374), (468, 1411145), (585, 1128916), (780, 846687), (1170, 564458), (2340, 282229)]