339944140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{769}}^1$

素因数の和:863

約数の個数: 72

約数和(自身を含む): 770726880

約数和(自身を除く): 430782740

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 769, 961, 1426, 1538, 1922, 2852, 3076, 3565, 3844, 3845, 4805, 7130, 7690, 9610, 14260, 15380, 17687, 19220, 22103, 23839, 35374, 44206, 47678, 70748, 88412, 88435, 95356, 110515, 119195, 176870, 221030, 238390, 353740, 442060, 476780, 548297, 739009, 1096594, 1478018, 2193188, 2741485, 2956036, 3695045, 5482970, 7390090, 10965940, 14780180, 16997207, 33994414, 67988828, 84986035, 169972070, 339944140]

約数ペア:

[(1, 339944140), (2, 169972070), (4, 84986035), (5, 67988828), (10, 33994414), (20, 16997207), (23, 14780180), (31, 10965940), (46, 7390090), (62, 5482970), (92, 3695045), (115, 2956036), (124, 2741485), (155, 2193188), (230, 1478018), (310, 1096594), (460, 739009), (620, 548297), (713, 476780), (769, 442060), (961, 353740), (1426, 238390), (1538, 221030), (1922, 176870), (2852, 119195), (3076, 110515), (3565, 95356), (3844, 88435), (3845, 88412), (4805, 70748), (7130, 47678), (7690, 44206), (9610, 35374), (14260, 23839), (15380, 22103), (17687, 19220)]