290297392

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:759

約数の個数: 120

約数和(自身を含む): 730397696

約数和(自身を除く): 440100304

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 56, 62, 77, 88, 112, 121, 124, 154, 176, 217, 242, 248, 308, 341, 434, 484, 496, 616, 682, 691, 847, 868, 968, 1232, 1364, 1382, 1694, 1736, 1936, 2387, 2728, 2764, 3388, 3472, 3751, 4774, 4837, 5456, 5528, 6776, 7502, 7601, 9548, 9674, 11056, 13552, 15004, 15202, 19096, 19348, 21421, 26257, 30008, 30404, 38192, 38696, 42842, 52514, 53207, 60016, 60808, 77392, 83611, 85684, 105028, 106414, 121616, 149947, 167222, 171368, 210056, 212828, 235631, 299894, 334444, 342736, 420112, 425656, 471262, 585277, 599788, 668888, 851312, 942524, 1170554, 1199576, 1337776, 1649417, 1885048, 2341108, 2399152, 2591941, 3298834, 3770096, 4682216, 5183882, 6597668, 9364432, 10367764, 13195336, 18143587, 20735528, 26390672, 36287174, 41471056, 72574348, 145148696, 290297392]

約数ペア:

[(1, 290297392), (2, 145148696), (4, 72574348), (7, 41471056), (8, 36287174), (11, 26390672), (14, 20735528), (16, 18143587), (22, 13195336), (28, 10367764), (31, 9364432), (44, 6597668), (56, 5183882), (62, 4682216), (77, 3770096), (88, 3298834), (112, 2591941), (121, 2399152), (124, 2341108), (154, 1885048), (176, 1649417), (217, 1337776), (242, 1199576), (248, 1170554), (308, 942524), (341, 851312), (434, 668888), (484, 599788), (496, 585277), (616, 471262), (682, 425656), (691, 420112), (847, 342736), (868, 334444), (968, 299894), (1232, 235631), (1364, 212828), (1382, 210056), (1694, 171368), (1736, 167222), (1936, 149947), (2387, 121616), (2728, 106414), (2764, 105028), (3388, 85684), (3472, 83611), (3751, 77392), (4774, 60808), (4837, 60016), (5456, 53207), (5528, 52514), (6776, 42842), (7502, 38696), (7601, 38192), (9548, 30404), (9674, 30008), (11056, 26257), (13552, 21421), (15004, 19348), (15202, 19096)]