90379960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{569}}^1$

素因数の和:629

約数の個数: 96

約数和(自身を含む): 234543600

約数和(自身を除く): 144163640

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 361, 380, 418, 440, 569, 722, 760, 836, 1045, 1138, 1444, 1672, 1805, 2090, 2276, 2845, 2888, 3610, 3971, 4180, 4552, 5690, 6259, 7220, 7942, 8360, 10811, 11380, 12518, 14440, 15884, 19855, 21622, 22760, 25036, 31295, 31768, 39710, 43244, 50072, 54055, 62590, 79420, 86488, 108110, 118921, 125180, 158840, 205409, 216220, 237842, 250360, 410818, 432440, 475684, 594605, 821636, 951368, 1027045, 1189210, 1643272, 2054090, 2259499, 2378420, 4108180, 4518998, 4756840, 8216360, 9037996, 11297495, 18075992, 22594990, 45189980, 90379960]

約数ペア:

[(1, 90379960), (2, 45189980), (4, 22594990), (5, 18075992), (8, 11297495), (10, 9037996), (11, 8216360), (19, 4756840), (20, 4518998), (22, 4108180), (38, 2378420), (40, 2259499), (44, 2054090), (55, 1643272), (76, 1189210), (88, 1027045), (95, 951368), (110, 821636), (152, 594605), (190, 475684), (209, 432440), (220, 410818), (361, 250360), (380, 237842), (418, 216220), (440, 205409), (569, 158840), (722, 125180), (760, 118921), (836, 108110), (1045, 86488), (1138, 79420), (1444, 62590), (1672, 54055), (1805, 50072), (2090, 43244), (2276, 39710), (2845, 31768), (2888, 31295), (3610, 25036), (3971, 22760), (4180, 21622), (4552, 19855), (5690, 15884), (6259, 14440), (7220, 12518), (7942, 11380), (8360, 10811)]