144628020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{25919}}^1$

素因数の和:25965

約数の個数: 72

約数和(自身を含む): 452874240

約数和(自身を除く): 308246220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 25919, 51838, 77757, 103676, 129595, 155514, 233271, 259190, 311028, 388785, 466542, 518380, 777570, 803489, 933084, 1166355, 1555140, 1606978, 2332710, 2410467, 3213956, 4017445, 4665420, 4820934, 7231401, 8034890, 9641868, 12052335, 14462802, 16069780, 24104670, 28925604, 36157005, 48209340, 72314010, 144628020]

約数ペア:

[(1, 144628020), (2, 72314010), (3, 48209340), (4, 36157005), (5, 28925604), (6, 24104670), (9, 16069780), (10, 14462802), (12, 12052335), (15, 9641868), (18, 8034890), (20, 7231401), (30, 4820934), (31, 4665420), (36, 4017445), (45, 3213956), (60, 2410467), (62, 2332710), (90, 1606978), (93, 1555140), (124, 1166355), (155, 933084), (180, 803489), (186, 777570), (279, 518380), (310, 466542), (372, 388785), (465, 311028), (558, 259190), (620, 233271), (930, 155514), (1116, 129595), (1395, 103676), (1860, 77757), (2790, 51838), (5580, 25919)]