1330731640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{128449}}^1$

素因数の和:128504

約数の個数: 64

約数和(自身を含む): 3514392000

約数和(自身を除く): 2183660360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 128449, 256898, 513796, 642245, 899143, 1027592, 1284490, 1798286, 2568980, 3596572, 4495715, 4752613, 5137960, 7193144, 8991430, 9505226, 17982860, 19010452, 23763065, 33268291, 35965720, 38020904, 47526130, 66536582, 95052260, 133073164, 166341455, 190104520, 266146328, 332682910, 665365820, 1330731640]

約数ペア:

[(1, 1330731640), (2, 665365820), (4, 332682910), (5, 266146328), (7, 190104520), (8, 166341455), (10, 133073164), (14, 95052260), (20, 66536582), (28, 47526130), (35, 38020904), (37, 35965720), (40, 33268291), (56, 23763065), (70, 19010452), (74, 17982860), (140, 9505226), (148, 8991430), (185, 7193144), (259, 5137960), (280, 4752613), (296, 4495715), (370, 3596572), (518, 2568980), (740, 1798286), (1036, 1284490), (1295, 1027592), (1480, 899143), (2072, 642245), (2590, 513796), (5180, 256898), (10360, 128449)]