128674305

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1429}}^1$

素因数の和:1495

約数の個数: 64

約数和(自身を含む): 247104000

約数和(自身を除く): 118429695

約数列:

[1, 3, 5, 9, 15, 23, 27, 29, 45, 69, 87, 115, 135, 145, 207, 261, 345, 435, 621, 667, 783, 1035, 1305, 1429, 2001, 3105, 3335, 3915, 4287, 6003, 7145, 10005, 12861, 18009, 21435, 30015, 32867, 38583, 41441, 64305, 90045, 98601, 124323, 164335, 192915, 207205, 295803, 372969, 493005, 621615, 887409, 953143, 1118907, 1479015, 1864845, 2859429, 4437045, 4765715, 5594535, 8578287, 14297145, 25734861, 42891435, 128674305]

約数ペア:

[(1, 128674305), (3, 42891435), (5, 25734861), (9, 14297145), (15, 8578287), (23, 5594535), (27, 4765715), (29, 4437045), (45, 2859429), (69, 1864845), (87, 1479015), (115, 1118907), (135, 953143), (145, 887409), (207, 621615), (261, 493005), (345, 372969), (435, 295803), (621, 207205), (667, 192915), (783, 164335), (1035, 124323), (1305, 98601), (1429, 90045), (2001, 64305), (3105, 41441), (3335, 38583), (3915, 32867), (4287, 30015), (6003, 21435), (7145, 18009), (10005, 12861)]