289408560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5557}}^1$

素因数の和:5611

約数の個数: 160

約数和(自身を含む): 1058598912

約数和(自身を除く): 769190352

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 5208, 5557, 6510, 7440, 8680, 10416, 11114, 13020, 16671, 17360, 22228, 26040, 27785, 33342, 38899, 44456, 52080, 55570, 66684, 77798, 83355, 88912, 111140, 116697, 133368, 155596, 166710, 172267, 194495, 222280, 233394, 266736, 311192, 333420, 344534, 388990, 444560, 466788, 516801, 583485, 622384, 666840, 689068, 777980, 861335, 933576, 1033602, 1166970, 1205869, 1333680, 1378136, 1555960, 1722670, 1867152, 2067204, 2333940, 2411738, 2584005, 2756272, 3111920, 3445340, 3617607, 4134408, 4667880, 4823476, 5168010, 6029345, 6890680, 7235214, 8268816, 9335760, 9646952, 10336020, 12058690, 13781360, 14470428, 18088035, 19293904, 20672040, 24117380, 28940856, 36176070, 41344080, 48234760, 57881712, 72352140, 96469520, 144704280, 289408560]

約数ペア:

[(1, 289408560), (2, 144704280), (3, 96469520), (4, 72352140), (5, 57881712), (6, 48234760), (7, 41344080), (8, 36176070), (10, 28940856), (12, 24117380), (14, 20672040), (15, 19293904), (16, 18088035), (20, 14470428), (21, 13781360), (24, 12058690), (28, 10336020), (30, 9646952), (31, 9335760), (35, 8268816), (40, 7235214), (42, 6890680), (48, 6029345), (56, 5168010), (60, 4823476), (62, 4667880), (70, 4134408), (80, 3617607), (84, 3445340), (93, 3111920), (105, 2756272), (112, 2584005), (120, 2411738), (124, 2333940), (140, 2067204), (155, 1867152), (168, 1722670), (186, 1555960), (210, 1378136), (217, 1333680), (240, 1205869), (248, 1166970), (280, 1033602), (310, 933576), (336, 861335), (372, 777980), (420, 689068), (434, 666840), (465, 622384), (496, 583485), (560, 516801), (620, 466788), (651, 444560), (744, 388990), (840, 344534), (868, 333420), (930, 311192), (1085, 266736), (1240, 233394), (1302, 222280), (1488, 194495), (1680, 172267), (1736, 166710), (1860, 155596), (2170, 133368), (2480, 116697), (2604, 111140), (3255, 88912), (3472, 83355), (3720, 77798), (4340, 66684), (5208, 55570), (5557, 52080), (6510, 44456), (7440, 38899), (8680, 33342), (10416, 27785), (11114, 26040), (13020, 22228), (16671, 17360)]