61376280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2357}}^1$

素因数の和:2409

約数の個数: 128

約数和(自身を含む): 217313280

約数和(自身を除く): 155937000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2357, 2604, 3255, 3720, 4340, 4714, 5208, 6510, 7071, 8680, 9428, 11785, 13020, 14142, 16499, 18856, 23570, 26040, 28284, 32998, 35355, 47140, 49497, 56568, 65996, 70710, 73067, 82495, 94280, 98994, 131992, 141420, 146134, 164990, 197988, 219201, 247485, 282840, 292268, 329980, 365335, 395976, 438402, 494970, 511469, 584536, 659960, 730670, 876804, 989940, 1022938, 1096005, 1461340, 1534407, 1753608, 1979880, 2045876, 2192010, 2557345, 2922680, 3068814, 4091752, 4384020, 5114690, 6137628, 7672035, 8768040, 10229380, 12275256, 15344070, 20458760, 30688140, 61376280]

約数ペア:

[(1, 61376280), (2, 30688140), (3, 20458760), (4, 15344070), (5, 12275256), (6, 10229380), (7, 8768040), (8, 7672035), (10, 6137628), (12, 5114690), (14, 4384020), (15, 4091752), (20, 3068814), (21, 2922680), (24, 2557345), (28, 2192010), (30, 2045876), (31, 1979880), (35, 1753608), (40, 1534407), (42, 1461340), (56, 1096005), (60, 1022938), (62, 989940), (70, 876804), (84, 730670), (93, 659960), (105, 584536), (120, 511469), (124, 494970), (140, 438402), (155, 395976), (168, 365335), (186, 329980), (210, 292268), (217, 282840), (248, 247485), (280, 219201), (310, 197988), (372, 164990), (420, 146134), (434, 141420), (465, 131992), (620, 98994), (651, 94280), (744, 82495), (840, 73067), (868, 70710), (930, 65996), (1085, 56568), (1240, 49497), (1302, 47140), (1736, 35355), (1860, 32998), (2170, 28284), (2357, 26040), (2604, 23570), (3255, 18856), (3720, 16499), (4340, 14142), (4714, 13020), (5208, 11785), (6510, 9428), (7071, 8680)]