20768430360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{547}}^1\times {\mathrm{2957}}^1$

素因数の和:3625

約数の個数: 128

約数和(自身を含む): 63023857920

約数和(自身を除く): 42255427560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 547, 642, 856, 1070, 1094, 1284, 1605, 1641, 2140, 2188, 2568, 2735, 2957, 3210, 3282, 4280, 4376, 5470, 5914, 6420, 6564, 8205, 8871, 10940, 11828, 12840, 13128, 14785, 16410, 17742, 21880, 23656, 29570, 32820, 35484, 44355, 58529, 59140, 65640, 70968, 88710, 117058, 118280, 175587, 177420, 234116, 292645, 316399, 351174, 354840, 468232, 585290, 632798, 702348, 877935, 949197, 1170580, 1265596, 1404696, 1581995, 1617479, 1755870, 1898394, 2341160, 2531192, 3163990, 3234958, 3511740, 3796788, 4745985, 4852437, 6327980, 6469916, 7023480, 7593576, 8087395, 9491970, 9704874, 12655960, 12939832, 16174790, 18983940, 19409748, 24262185, 32349580, 37967880, 38819496, 48524370, 64699160, 97048740, 173070253, 194097480, 346140506, 519210759, 692281012, 865351265, 1038421518, 1384562024, 1730702530, 2076843036, 2596053795, 3461405060, 4153686072, 5192107590, 6922810120, 10384215180, 20768430360]

約数ペア:

[(1, 20768430360), (2, 10384215180), (3, 6922810120), (4, 5192107590), (5, 4153686072), (6, 3461405060), (8, 2596053795), (10, 2076843036), (12, 1730702530), (15, 1384562024), (20, 1038421518), (24, 865351265), (30, 692281012), (40, 519210759), (60, 346140506), (107, 194097480), (120, 173070253), (214, 97048740), (321, 64699160), (428, 48524370), (535, 38819496), (547, 37967880), (642, 32349580), (856, 24262185), (1070, 19409748), (1094, 18983940), (1284, 16174790), (1605, 12939832), (1641, 12655960), (2140, 9704874), (2188, 9491970), (2568, 8087395), (2735, 7593576), (2957, 7023480), (3210, 6469916), (3282, 6327980), (4280, 4852437), (4376, 4745985), (5470, 3796788), (5914, 3511740), (6420, 3234958), (6564, 3163990), (8205, 2531192), (8871, 2341160), (10940, 1898394), (11828, 1755870), (12840, 1617479), (13128, 1581995), (14785, 1404696), (16410, 1265596), (17742, 1170580), (21880, 949197), (23656, 877935), (29570, 702348), (32820, 632798), (35484, 585290), (44355, 468232), (58529, 354840), (59140, 351174), (65640, 316399), (70968, 292645), (88710, 234116), (117058, 177420), (118280, 175587)]