490162920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1409}}^1$

素因数の和:1659

約数の個数: 128

約数和(自身を含む): 1591833600

約数和(自身を除く): 1101670680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 223, 260, 312, 390, 446, 520, 669, 780, 892, 1115, 1338, 1409, 1560, 1784, 2230, 2676, 2818, 2899, 3345, 4227, 4460, 5352, 5636, 5798, 6690, 7045, 8454, 8697, 8920, 11272, 11596, 13380, 14090, 14495, 16908, 17394, 18317, 21135, 23192, 26760, 28180, 28990, 33816, 34788, 36634, 42270, 43485, 54951, 56360, 57980, 69576, 73268, 84540, 86970, 91585, 109902, 115960, 146536, 169080, 173940, 183170, 219804, 274755, 314207, 347880, 366340, 439608, 549510, 628414, 732680, 942621, 1099020, 1256828, 1571035, 1885242, 2198040, 2513656, 3142070, 3770484, 4084691, 4713105, 6284140, 7540968, 8169382, 9426210, 12254073, 12568280, 16338764, 18852420, 20423455, 24508146, 32677528, 37704840, 40846910, 49016292, 61270365, 81693820, 98032584, 122540730, 163387640, 245081460, 490162920]

約数ペア:

[(1, 490162920), (2, 245081460), (3, 163387640), (4, 122540730), (5, 98032584), (6, 81693820), (8, 61270365), (10, 49016292), (12, 40846910), (13, 37704840), (15, 32677528), (20, 24508146), (24, 20423455), (26, 18852420), (30, 16338764), (39, 12568280), (40, 12254073), (52, 9426210), (60, 8169382), (65, 7540968), (78, 6284140), (104, 4713105), (120, 4084691), (130, 3770484), (156, 3142070), (195, 2513656), (223, 2198040), (260, 1885242), (312, 1571035), (390, 1256828), (446, 1099020), (520, 942621), (669, 732680), (780, 628414), (892, 549510), (1115, 439608), (1338, 366340), (1409, 347880), (1560, 314207), (1784, 274755), (2230, 219804), (2676, 183170), (2818, 173940), (2899, 169080), (3345, 146536), (4227, 115960), (4460, 109902), (5352, 91585), (5636, 86970), (5798, 84540), (6690, 73268), (7045, 69576), (8454, 57980), (8697, 56360), (8920, 54951), (11272, 43485), (11596, 42270), (13380, 36634), (14090, 34788), (14495, 33816), (16908, 28990), (17394, 28180), (18317, 26760), (21135, 23192)]