491912280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71917}}^1$

素因数の和:71953

約数の個数: 96

約数和(自身を含む): 1682881200

約数和(自身を除く): 1190968920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 71917, 143834, 215751, 287668, 359585, 431502, 575336, 647253, 719170, 863004, 1078755, 1294506, 1366423, 1438340, 1726008, 2157510, 2589012, 2732846, 2876680, 3236265, 4099269, 4315020, 5178024, 5465692, 6472530, 6832115, 8198538, 8630040, 10931384, 12297807, 12945060, 13664230, 16397076, 20496345, 24595614, 25890120, 27328460, 32794152, 40992690, 49191228, 54656920, 61489035, 81985380, 98382456, 122978070, 163970760, 245956140, 491912280]

約数ペア:

[(1, 491912280), (2, 245956140), (3, 163970760), (4, 122978070), (5, 98382456), (6, 81985380), (8, 61489035), (9, 54656920), (10, 49191228), (12, 40992690), (15, 32794152), (18, 27328460), (19, 25890120), (20, 24595614), (24, 20496345), (30, 16397076), (36, 13664230), (38, 12945060), (40, 12297807), (45, 10931384), (57, 8630040), (60, 8198538), (72, 6832115), (76, 6472530), (90, 5465692), (95, 5178024), (114, 4315020), (120, 4099269), (152, 3236265), (171, 2876680), (180, 2732846), (190, 2589012), (228, 2157510), (285, 1726008), (342, 1438340), (360, 1366423), (380, 1294506), (456, 1078755), (570, 863004), (684, 719170), (760, 647253), (855, 575336), (1140, 431502), (1368, 359585), (1710, 287668), (2280, 215751), (3420, 143834), (6840, 71917)]