121919960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2719}}^1$

素因数の和:2808

約数の個数: 64

約数和(自身を含む): 293760000

約数和(自身を除く): 171840040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 190, 236, 295, 380, 472, 590, 760, 1121, 1180, 2242, 2360, 2719, 4484, 5438, 5605, 8968, 10876, 11210, 13595, 21752, 22420, 27190, 44840, 51661, 54380, 103322, 108760, 160421, 206644, 258305, 320842, 413288, 516610, 641684, 802105, 1033220, 1283368, 1604210, 2066440, 3047999, 3208420, 6095998, 6416840, 12191996, 15239995, 24383992, 30479990, 60959980, 121919960]

約数ペア:

[(1, 121919960), (2, 60959980), (4, 30479990), (5, 24383992), (8, 15239995), (10, 12191996), (19, 6416840), (20, 6095998), (38, 3208420), (40, 3047999), (59, 2066440), (76, 1604210), (95, 1283368), (118, 1033220), (152, 802105), (190, 641684), (236, 516610), (295, 413288), (380, 320842), (472, 258305), (590, 206644), (760, 160421), (1121, 108760), (1180, 103322), (2242, 54380), (2360, 51661), (2719, 44840), (4484, 27190), (5438, 22420), (5605, 21752), (8968, 13595), (10876, 11210)]