128090760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4919}}^1$

素因数の和:4971

約数の個数: 128

約数和(自身を含む): 453427200

約数和(自身を除く): 325336440

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, 2604, 3255, 3720, 4340, 4919, 5208, 6510, 8680, 9838, 13020, 14757, 19676, 24595, 26040, 29514, 34433, 39352, 49190, 59028, 68866, 73785, 98380, 103299, 118056, 137732, 147570, 152489, 172165, 196760, 206598, 275464, 295140, 304978, 344330, 413196, 457467, 516495, 590280, 609956, 688660, 762445, 826392, 914934, 1032990, 1067423, 1219912, 1377320, 1524890, 1829868, 2065980, 2134846, 2287335, 3049780, 3202269, 3659736, 4131960, 4269692, 4574670, 5337115, 6099560, 6404538, 8539384, 9149340, 10674230, 12809076, 16011345, 18298680, 21348460, 25618152, 32022690, 42696920, 64045380, 128090760]

約数ペア:

[(1, 128090760), (2, 64045380), (3, 42696920), (4, 32022690), (5, 25618152), (6, 21348460), (7, 18298680), (8, 16011345), (10, 12809076), (12, 10674230), (14, 9149340), (15, 8539384), (20, 6404538), (21, 6099560), (24, 5337115), (28, 4574670), (30, 4269692), (31, 4131960), (35, 3659736), (40, 3202269), (42, 3049780), (56, 2287335), (60, 2134846), (62, 2065980), (70, 1829868), (84, 1524890), (93, 1377320), (105, 1219912), (120, 1067423), (124, 1032990), (140, 914934), (155, 826392), (168, 762445), (186, 688660), (210, 609956), (217, 590280), (248, 516495), (280, 457467), (310, 413196), (372, 344330), (420, 304978), (434, 295140), (465, 275464), (620, 206598), (651, 196760), (744, 172165), (840, 152489), (868, 147570), (930, 137732), (1085, 118056), (1240, 103299), (1302, 98380), (1736, 73785), (1860, 68866), (2170, 59028), (2604, 49190), (3255, 39352), (3720, 34433), (4340, 29514), (4919, 26040), (5208, 24595), (6510, 19676), (8680, 14757), (9838, 13020)]