90557100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:680

約数の個数: 108

約数和(自身を含む): 285710880

約数和(自身を除く): 195153780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 239, 300, 421, 450, 478, 717, 842, 900, 956, 1195, 1263, 1434, 1684, 2105, 2151, 2390, 2526, 2868, 3585, 3789, 4210, 4302, 4780, 5052, 5975, 6315, 7170, 7578, 8420, 8604, 10525, 10755, 11950, 12630, 14340, 15156, 17925, 18945, 21050, 21510, 23900, 25260, 31575, 35850, 37890, 42100, 43020, 53775, 63150, 71700, 75780, 94725, 100619, 107550, 126300, 189450, 201238, 215100, 301857, 378900, 402476, 503095, 603714, 905571, 1006190, 1207428, 1509285, 1811142, 2012380, 2515475, 3018570, 3622284, 4527855, 5030950, 6037140, 7546425, 9055710, 10061900, 15092850, 18111420, 22639275, 30185700, 45278550, 90557100]

約数ペア:

[(1, 90557100), (2, 45278550), (3, 30185700), (4, 22639275), (5, 18111420), (6, 15092850), (9, 10061900), (10, 9055710), (12, 7546425), (15, 6037140), (18, 5030950), (20, 4527855), (25, 3622284), (30, 3018570), (36, 2515475), (45, 2012380), (50, 1811142), (60, 1509285), (75, 1207428), (90, 1006190), (100, 905571), (150, 603714), (180, 503095), (225, 402476), (239, 378900), (300, 301857), (421, 215100), (450, 201238), (478, 189450), (717, 126300), (842, 107550), (900, 100619), (956, 94725), (1195, 75780), (1263, 71700), (1434, 63150), (1684, 53775), (2105, 43020), (2151, 42100), (2390, 37890), (2526, 35850), (2868, 31575), (3585, 25260), (3789, 23900), (4210, 21510), (4302, 21050), (4780, 18945), (5052, 17925), (5975, 15156), (6315, 14340), (7170, 12630), (7578, 11950), (8420, 10755), (8604, 10525)]