256219290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{18133}}^1$

素因数の和:18303

約数の個数: 48

約数和(自身を含む): 670450248

約数和(自身を除く): 414230958

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 157, 314, 471, 785, 942, 1413, 1570, 2355, 2826, 4710, 7065, 14130, 18133, 36266, 54399, 90665, 108798, 163197, 181330, 271995, 326394, 543990, 815985, 1631970, 2846881, 5693762, 8540643, 14234405, 17081286, 25621929, 28468810, 42703215, 51243858, 85406430, 128109645, 256219290]

約数ペア:

[(1, 256219290), (2, 128109645), (3, 85406430), (5, 51243858), (6, 42703215), (9, 28468810), (10, 25621929), (15, 17081286), (18, 14234405), (30, 8540643), (45, 5693762), (90, 2846881), (157, 1631970), (314, 815985), (471, 543990), (785, 326394), (942, 271995), (1413, 181330), (1570, 163197), (2355, 108798), (2826, 90665), (4710, 54399), (7065, 36266), (14130, 18133)]