30185700

素因数分解:

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

素因数の和:677

約数の個数: 72

約数和(自身を含む): 87911040

約数和(自身を除く): 57725340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 239, 300, 421, 478, 717, 842, 956, 1195, 1263, 1434, 1684, 2105, 2390, 2526, 2868, 3585, 4210, 4780, 5052, 5975, 6315, 7170, 8420, 10525, 11950, 12630, 14340, 17925, 21050, 23900, 25260, 31575, 35850, 42100, 63150, 71700, 100619, 126300, 201238, 301857, 402476, 503095, 603714, 1006190, 1207428, 1509285, 2012380, 2515475, 3018570, 5030950, 6037140, 7546425, 10061900, 15092850, 30185700]

約数ペア:

[(1, 30185700), (2, 15092850), (3, 10061900), (4, 7546425), (5, 6037140), (6, 5030950), (10, 3018570), (12, 2515475), (15, 2012380), (20, 1509285), (25, 1207428), (30, 1006190), (50, 603714), (60, 503095), (75, 402476), (100, 301857), (150, 201238), (239, 126300), (300, 100619), (421, 71700), (478, 63150), (717, 42100), (842, 35850), (956, 31575), (1195, 25260), (1263, 23900), (1434, 21050), (1684, 17925), (2105, 14340), (2390, 12630), (2526, 11950), (2868, 10525), (3585, 8420), (4210, 7170), (4780, 6315), (5052, 5975)]