15678480620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{82009}}^1$

素因数の和:82119

約数の個数: 72

約数和(自身を含む): 36648628800

約数和(自身を除く): 20970148180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 121, 158, 220, 242, 316, 395, 484, 605, 790, 869, 1210, 1580, 1738, 2420, 3476, 4345, 8690, 9559, 17380, 19118, 38236, 47795, 82009, 95590, 164018, 191180, 328036, 410045, 820090, 902099, 1640180, 1804198, 3608396, 4510495, 6478711, 9020990, 9923089, 12957422, 18041980, 19846178, 25914844, 32393555, 39692356, 49615445, 64787110, 71265821, 99230890, 129574220, 142531642, 198461780, 285063284, 356329105, 712658210, 783924031, 1425316420, 1567848062, 3135696124, 3919620155, 7839240310, 15678480620]

約数ペア:

[(1, 15678480620), (2, 7839240310), (4, 3919620155), (5, 3135696124), (10, 1567848062), (11, 1425316420), (20, 783924031), (22, 712658210), (44, 356329105), (55, 285063284), (79, 198461780), (110, 142531642), (121, 129574220), (158, 99230890), (220, 71265821), (242, 64787110), (316, 49615445), (395, 39692356), (484, 32393555), (605, 25914844), (790, 19846178), (869, 18041980), (1210, 12957422), (1580, 9923089), (1738, 9020990), (2420, 6478711), (3476, 4510495), (4345, 3608396), (8690, 1804198), (9559, 1640180), (17380, 902099), (19118, 820090), (38236, 410045), (47795, 328036), (82009, 191180), (95590, 164018)]