157040840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{5851}}^1$

素因数の和:5934

約数の個数: 64

約数和(自身を含む): 391849920

約数和(自身を除く): 234809080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2440, 2684, 3355, 5368, 5851, 6710, 11702, 13420, 23404, 26840, 29255, 46808, 58510, 64361, 117020, 128722, 234040, 257444, 321805, 356911, 514888, 643610, 713822, 1287220, 1427644, 1784555, 2574440, 2855288, 3569110, 3926021, 7138220, 7852042, 14276440, 15704084, 19630105, 31408168, 39260210, 78520420, 157040840]

約数ペア:

[(1, 157040840), (2, 78520420), (4, 39260210), (5, 31408168), (8, 19630105), (10, 15704084), (11, 14276440), (20, 7852042), (22, 7138220), (40, 3926021), (44, 3569110), (55, 2855288), (61, 2574440), (88, 1784555), (110, 1427644), (122, 1287220), (220, 713822), (244, 643610), (305, 514888), (440, 356911), (488, 321805), (610, 257444), (671, 234040), (1220, 128722), (1342, 117020), (2440, 64361), (2684, 58510), (3355, 46808), (5368, 29255), (5851, 26840), (6710, 23404), (11702, 13420)]