71117120

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{769}}^1$

素因数の和:820

約数の個数: 84

約数和(自身を含む): 180129180

約数和(自身を除く): 109012060

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 289, 320, 340, 544, 578, 680, 769, 1088, 1156, 1360, 1445, 1538, 2312, 2720, 2890, 3076, 3845, 4624, 5440, 5780, 6152, 7690, 9248, 11560, 12304, 13073, 15380, 18496, 23120, 24608, 26146, 30760, 46240, 49216, 52292, 61520, 65365, 92480, 104584, 123040, 130730, 209168, 222241, 246080, 261460, 418336, 444482, 522920, 836672, 888964, 1045840, 1111205, 1777928, 2091680, 2222410, 3555856, 4183360, 4444820, 7111712, 8889640, 14223424, 17779280, 35558560, 71117120]

約数ペア:

[(1, 71117120), (2, 35558560), (4, 17779280), (5, 14223424), (8, 8889640), (10, 7111712), (16, 4444820), (17, 4183360), (20, 3555856), (32, 2222410), (34, 2091680), (40, 1777928), (64, 1111205), (68, 1045840), (80, 888964), (85, 836672), (136, 522920), (160, 444482), (170, 418336), (272, 261460), (289, 246080), (320, 222241), (340, 209168), (544, 130730), (578, 123040), (680, 104584), (769, 92480), (1088, 65365), (1156, 61520), (1360, 52292), (1445, 49216), (1538, 46240), (2312, 30760), (2720, 26146), (2890, 24608), (3076, 23120), (3845, 18496), (4624, 15380), (5440, 13073), (5780, 12304), (6152, 11560), (7690, 9248)]