40015728

素因数分解:

$2^4\times 3^3\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:667

約数の個数: 80

約数和(自身を含む): 115667200

約数和(自身を除く): 75651472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 211, 216, 422, 432, 439, 633, 844, 878, 1266, 1317, 1688, 1756, 1899, 2532, 2634, 3376, 3512, 3798, 3951, 5064, 5268, 5697, 7024, 7596, 7902, 10128, 10536, 11394, 11853, 15192, 15804, 21072, 22788, 23706, 30384, 31608, 45576, 47412, 63216, 91152, 92629, 94824, 185258, 189648, 277887, 370516, 555774, 741032, 833661, 1111548, 1482064, 1667322, 2223096, 2500983, 3334644, 4446192, 5001966, 6669288, 10003932, 13338576, 20007864, 40015728]

約数ペア:

[(1, 40015728), (2, 20007864), (3, 13338576), (4, 10003932), (6, 6669288), (8, 5001966), (9, 4446192), (12, 3334644), (16, 2500983), (18, 2223096), (24, 1667322), (27, 1482064), (36, 1111548), (48, 833661), (54, 741032), (72, 555774), (108, 370516), (144, 277887), (211, 189648), (216, 185258), (422, 94824), (432, 92629), (439, 91152), (633, 63216), (844, 47412), (878, 45576), (1266, 31608), (1317, 30384), (1688, 23706), (1756, 22788), (1899, 21072), (2532, 15804), (2634, 15192), (3376, 11853), (3512, 11394), (3798, 10536), (3951, 10128), (5064, 7902), (5268, 7596), (5697, 7024)]