256424760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37489}}^1$

素因数の和:37525

約数の個数: 96

約数和(自身を含む): 877266000

約数和(自身を除く): 620841240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 37489, 74978, 112467, 149956, 187445, 224934, 299912, 337401, 374890, 449868, 562335, 674802, 712291, 749780, 899736, 1124670, 1349604, 1424582, 1499560, 1687005, 2136873, 2249340, 2699208, 2849164, 3374010, 3561455, 4273746, 4498680, 5698328, 6410619, 6748020, 7122910, 8547492, 10684365, 12821238, 13496040, 14245820, 17094984, 21368730, 25642476, 28491640, 32053095, 42737460, 51284952, 64106190, 85474920, 128212380, 256424760]

約数ペア:

[(1, 256424760), (2, 128212380), (3, 85474920), (4, 64106190), (5, 51284952), (6, 42737460), (8, 32053095), (9, 28491640), (10, 25642476), (12, 21368730), (15, 17094984), (18, 14245820), (19, 13496040), (20, 12821238), (24, 10684365), (30, 8547492), (36, 7122910), (38, 6748020), (40, 6410619), (45, 5698328), (57, 4498680), (60, 4273746), (72, 3561455), (76, 3374010), (90, 2849164), (95, 2699208), (114, 2249340), (120, 2136873), (152, 1687005), (171, 1499560), (180, 1424582), (190, 1349604), (228, 1124670), (285, 899736), (342, 749780), (360, 712291), (380, 674802), (456, 562335), (570, 449868), (684, 374890), (760, 337401), (855, 299912), (1140, 224934), (1368, 187445), (1710, 149956), (2280, 112467), (3420, 74978), (6840, 37489)]