68681220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 202583808

約数和(自身を除く): 133902588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 157, 230, 276, 314, 317, 345, 460, 471, 628, 634, 690, 785, 942, 951, 1268, 1380, 1570, 1585, 1884, 1902, 2355, 3140, 3170, 3611, 3804, 4710, 4755, 6340, 7222, 7291, 9420, 9510, 10833, 14444, 14582, 18055, 19020, 21666, 21873, 29164, 36110, 36455, 43332, 43746, 49769, 54165, 72220, 72910, 87492, 99538, 108330, 109365, 145820, 149307, 199076, 216660, 218730, 248845, 298614, 437460, 497690, 597228, 746535, 995380, 1144687, 1493070, 2289374, 2986140, 3434061, 4578748, 5723435, 6868122, 11446870, 13736244, 17170305, 22893740, 34340610, 68681220]

約数ペア:

[(1, 68681220), (2, 34340610), (3, 22893740), (4, 17170305), (5, 13736244), (6, 11446870), (10, 6868122), (12, 5723435), (15, 4578748), (20, 3434061), (23, 2986140), (30, 2289374), (46, 1493070), (60, 1144687), (69, 995380), (92, 746535), (115, 597228), (138, 497690), (157, 437460), (230, 298614), (276, 248845), (314, 218730), (317, 216660), (345, 199076), (460, 149307), (471, 145820), (628, 109365), (634, 108330), (690, 99538), (785, 87492), (942, 72910), (951, 72220), (1268, 54165), (1380, 49769), (1570, 43746), (1585, 43332), (1884, 36455), (1902, 36110), (2355, 29164), (3140, 21873), (3170, 21666), (3611, 19020), (3804, 18055), (4710, 14582), (4755, 14444), (6340, 10833), (7222, 9510), (7291, 9420)]