61960240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1571}}^1$

素因数の和:1630

約数の個数: 80

約数和(自身を含む): 157891680

約数和(自身を除く): 95931440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 464, 493, 580, 680, 986, 1160, 1360, 1571, 1972, 2320, 2465, 3142, 3944, 4930, 6284, 7855, 7888, 9860, 12568, 15710, 19720, 25136, 26707, 31420, 39440, 45559, 53414, 62840, 91118, 106828, 125680, 133535, 182236, 213656, 227795, 267070, 364472, 427312, 455590, 534140, 728944, 774503, 911180, 1068280, 1549006, 1822360, 2136560, 3098012, 3644720, 3872515, 6196024, 7745030, 12392048, 15490060, 30980120, 61960240]

約数ペア:

[(1, 61960240), (2, 30980120), (4, 15490060), (5, 12392048), (8, 7745030), (10, 6196024), (16, 3872515), (17, 3644720), (20, 3098012), (29, 2136560), (34, 1822360), (40, 1549006), (58, 1068280), (68, 911180), (80, 774503), (85, 728944), (116, 534140), (136, 455590), (145, 427312), (170, 364472), (232, 267070), (272, 227795), (290, 213656), (340, 182236), (464, 133535), (493, 125680), (580, 106828), (680, 91118), (986, 62840), (1160, 53414), (1360, 45559), (1571, 39440), (1972, 31420), (2320, 26707), (2465, 25136), (3142, 19720), (3944, 15710), (4930, 12568), (6284, 9860), (7855, 7888)]