766884080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{2111}}^1$

素因数の和:2382

約数の個数: 80

約数和(自身を含む): 1885593600

約数和(自身を除く): 1118709520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 239, 304, 380, 478, 760, 956, 1195, 1520, 1912, 2111, 2390, 3824, 4222, 4541, 4780, 8444, 9082, 9560, 10555, 16888, 18164, 19120, 21110, 22705, 33776, 36328, 40109, 42220, 45410, 72656, 80218, 84440, 90820, 160436, 168880, 181640, 200545, 320872, 363280, 401090, 504529, 641744, 802180, 1009058, 1604360, 2018116, 2522645, 3208720, 4036232, 5045290, 8072464, 9586051, 10090580, 19172102, 20181160, 38344204, 40362320, 47930255, 76688408, 95860510, 153376816, 191721020, 383442040, 766884080]

約数ペア:

[(1, 766884080), (2, 383442040), (4, 191721020), (5, 153376816), (8, 95860510), (10, 76688408), (16, 47930255), (19, 40362320), (20, 38344204), (38, 20181160), (40, 19172102), (76, 10090580), (80, 9586051), (95, 8072464), (152, 5045290), (190, 4036232), (239, 3208720), (304, 2522645), (380, 2018116), (478, 1604360), (760, 1009058), (956, 802180), (1195, 641744), (1520, 504529), (1912, 401090), (2111, 363280), (2390, 320872), (3824, 200545), (4222, 181640), (4541, 168880), (4780, 160436), (8444, 90820), (9082, 84440), (9560, 80218), (10555, 72656), (16888, 45410), (18164, 42220), (19120, 40109), (21110, 36328), (22705, 33776)]