1517808640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12889}}^1$

素因数の和:12937

約数の個数: 88

約数和(自身を含む): 3799559520

約数和(自身を除く): 2281750880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 920, 1024, 1280, 1472, 1840, 2560, 2944, 3680, 5120, 5888, 7360, 11776, 12889, 14720, 23552, 25778, 29440, 51556, 58880, 64445, 103112, 117760, 128890, 206224, 257780, 296447, 412448, 515560, 592894, 824896, 1031120, 1185788, 1482235, 1649792, 2062240, 2371576, 2964470, 3299584, 4124480, 4743152, 5928940, 6599168, 8248960, 9486304, 11857880, 13198336, 16497920, 18972608, 23715760, 32995840, 37945216, 47431520, 65991680, 75890432, 94863040, 151780864, 189726080, 303561728, 379452160, 758904320, 1517808640]

約数ペア:

[(1, 1517808640), (2, 758904320), (4, 379452160), (5, 303561728), (8, 189726080), (10, 151780864), (16, 94863040), (20, 75890432), (23, 65991680), (32, 47431520), (40, 37945216), (46, 32995840), (64, 23715760), (80, 18972608), (92, 16497920), (115, 13198336), (128, 11857880), (160, 9486304), (184, 8248960), (230, 6599168), (256, 5928940), (320, 4743152), (368, 4124480), (460, 3299584), (512, 2964470), (640, 2371576), (736, 2062240), (920, 1649792), (1024, 1482235), (1280, 1185788), (1472, 1031120), (1840, 824896), (2560, 592894), (2944, 515560), (3680, 412448), (5120, 296447), (5888, 257780), (7360, 206224), (11776, 128890), (12889, 117760), (14720, 103112), (23552, 64445), (25778, 58880), (29440, 51556)]