501085480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{719}}^1$

素因数の和:887

約数の個数: 128

約数和(自身を含む): 1368576000

約数和(自身を除く): 867490520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 131, 133, 140, 152, 190, 262, 266, 280, 380, 524, 532, 655, 665, 719, 760, 917, 1048, 1064, 1310, 1330, 1438, 1834, 2489, 2620, 2660, 2876, 3595, 3668, 4585, 4978, 5033, 5240, 5320, 5752, 7190, 7336, 9170, 9956, 10066, 12445, 13661, 14380, 17423, 18340, 19912, 20132, 24890, 25165, 27322, 28760, 34846, 36680, 40264, 49780, 50330, 54644, 68305, 69692, 87115, 94189, 95627, 99560, 100660, 109288, 136610, 139384, 174230, 188378, 191254, 201320, 273220, 348460, 376756, 382508, 470945, 478135, 546440, 659323, 696920, 753512, 765016, 941890, 956270, 1318646, 1789591, 1883780, 1912540, 2637292, 3296615, 3579182, 3767560, 3825080, 5274584, 6593230, 7158364, 8947955, 12527137, 13186460, 14316728, 17895910, 25054274, 26372920, 35791820, 50108548, 62635685, 71583640, 100217096, 125271370, 250542740, 501085480]

約数ペア:

[(1, 501085480), (2, 250542740), (4, 125271370), (5, 100217096), (7, 71583640), (8, 62635685), (10, 50108548), (14, 35791820), (19, 26372920), (20, 25054274), (28, 17895910), (35, 14316728), (38, 13186460), (40, 12527137), (56, 8947955), (70, 7158364), (76, 6593230), (95, 5274584), (131, 3825080), (133, 3767560), (140, 3579182), (152, 3296615), (190, 2637292), (262, 1912540), (266, 1883780), (280, 1789591), (380, 1318646), (524, 956270), (532, 941890), (655, 765016), (665, 753512), (719, 696920), (760, 659323), (917, 546440), (1048, 478135), (1064, 470945), (1310, 382508), (1330, 376756), (1438, 348460), (1834, 273220), (2489, 201320), (2620, 191254), (2660, 188378), (2876, 174230), (3595, 139384), (3668, 136610), (4585, 109288), (4978, 100660), (5033, 99560), (5240, 95627), (5320, 94189), (5752, 87115), (7190, 69692), (7336, 68305), (9170, 54644), (9956, 50330), (10066, 49780), (12445, 40264), (13661, 36680), (14380, 34846), (17423, 28760), (18340, 27322), (19912, 25165), (20132, 24890)]