320466250288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1163}}^1\times {\mathrm{6521}}^1$

素因数の和:7850

約数の個数: 80

約数和(自身を含む): 658951574400

約数和(自身を除く): 338485324112

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 139, 152, 278, 304, 556, 1112, 1163, 2224, 2326, 2641, 4652, 5282, 6521, 9304, 10564, 13042, 18608, 21128, 22097, 26084, 42256, 44194, 52168, 88388, 104336, 123899, 161657, 176776, 247798, 323314, 353552, 495596, 646628, 906419, 991192, 1293256, 1812838, 1982384, 2586512, 3071483, 3625676, 6142966, 7251352, 7583923, 12285932, 14502704, 15167846, 17221961, 24571864, 30335692, 34443922, 49143728, 60671384, 68887844, 121342768, 137775688, 144094537, 275551376, 288189074, 576378148, 1054165297, 1152756296, 2108330594, 2305512592, 4216661188, 8433322376, 16866644752, 20029140643, 40058281286, 80116562572, 160233125144, 320466250288]

約数ペア:

[(1, 320466250288), (2, 160233125144), (4, 80116562572), (8, 40058281286), (16, 20029140643), (19, 16866644752), (38, 8433322376), (76, 4216661188), (139, 2305512592), (152, 2108330594), (278, 1152756296), (304, 1054165297), (556, 576378148), (1112, 288189074), (1163, 275551376), (2224, 144094537), (2326, 137775688), (2641, 121342768), (4652, 68887844), (5282, 60671384), (6521, 49143728), (9304, 34443922), (10564, 30335692), (13042, 24571864), (18608, 17221961), (21128, 15167846), (22097, 14502704), (26084, 12285932), (42256, 7583923), (44194, 7251352), (52168, 6142966), (88388, 3625676), (104336, 3071483), (123899, 2586512), (161657, 1982384), (176776, 1812838), (247798, 1293256), (323314, 991192), (353552, 906419), (495596, 646628)]