2028129660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{6547}}^1$

素因数の和:8283

約数の個数: 72

約数和(自身を含む): 6156508176

約数和(自身を除く): 4128378516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1721, 3442, 5163, 6547, 6884, 8605, 10326, 13094, 15489, 17210, 19641, 20652, 25815, 26188, 30978, 32735, 34420, 39282, 51630, 58923, 61956, 65470, 77445, 78564, 98205, 103260, 117846, 130940, 154890, 196410, 235692, 294615, 309780, 392820, 589230, 1178460, 11267387, 22534774, 33802161, 45069548, 56336935, 67604322, 101406483, 112673870, 135208644, 169010805, 202812966, 225347740, 338021610, 405625932, 507032415, 676043220, 1014064830, 2028129660]

約数ペア:

[(1, 2028129660), (2, 1014064830), (3, 676043220), (4, 507032415), (5, 405625932), (6, 338021610), (9, 225347740), (10, 202812966), (12, 169010805), (15, 135208644), (18, 112673870), (20, 101406483), (30, 67604322), (36, 56336935), (45, 45069548), (60, 33802161), (90, 22534774), (180, 11267387), (1721, 1178460), (3442, 589230), (5163, 392820), (6547, 309780), (6884, 294615), (8605, 235692), (10326, 196410), (13094, 154890), (15489, 130940), (17210, 117846), (19641, 103260), (20652, 98205), (25815, 78564), (26188, 77445), (30978, 65470), (32735, 61956), (34420, 58923), (39282, 51630)]