251083020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{317}}^1$

素因数の和:679

約数の個数: 96

約数和(自身を含む): 724002048

約数和(自身を除く): 472919028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 307, 317, 430, 516, 614, 634, 645, 860, 921, 951, 1228, 1268, 1290, 1535, 1585, 1842, 1902, 2580, 3070, 3170, 3684, 3804, 4605, 4755, 6140, 6340, 9210, 9510, 13201, 13631, 18420, 19020, 26402, 27262, 39603, 40893, 52804, 54524, 66005, 68155, 79206, 81786, 97319, 132010, 136310, 158412, 163572, 194638, 198015, 204465, 264020, 272620, 291957, 389276, 396030, 408930, 486595, 583914, 792060, 817860, 973190, 1167828, 1459785, 1946380, 2919570, 4184717, 5839140, 8369434, 12554151, 16738868, 20923585, 25108302, 41847170, 50216604, 62770755, 83694340, 125541510, 251083020]

約数ペア:

[(1, 251083020), (2, 125541510), (3, 83694340), (4, 62770755), (5, 50216604), (6, 41847170), (10, 25108302), (12, 20923585), (15, 16738868), (20, 12554151), (30, 8369434), (43, 5839140), (60, 4184717), (86, 2919570), (129, 1946380), (172, 1459785), (215, 1167828), (258, 973190), (307, 817860), (317, 792060), (430, 583914), (516, 486595), (614, 408930), (634, 396030), (645, 389276), (860, 291957), (921, 272620), (951, 264020), (1228, 204465), (1268, 198015), (1290, 194638), (1535, 163572), (1585, 158412), (1842, 136310), (1902, 132010), (2580, 97319), (3070, 81786), (3170, 79206), (3684, 68155), (3804, 66005), (4605, 54524), (4755, 52804), (6140, 40893), (6340, 39603), (9210, 27262), (9510, 26402), (13201, 19020), (13631, 18420)]