31339080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{331}}^1$

素因数の和:611

約数の個数: 96

約数和(自身を含む): 102548160

約数和(自身を除く): 71209080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 263, 331, 360, 526, 662, 789, 993, 1052, 1315, 1324, 1578, 1655, 1986, 2104, 2367, 2630, 2648, 2979, 3156, 3310, 3945, 3972, 4734, 4965, 5260, 5958, 6312, 6620, 7890, 7944, 9468, 9930, 10520, 11835, 11916, 13240, 14895, 15780, 18936, 19860, 23670, 23832, 29790, 31560, 39720, 47340, 59580, 87053, 94680, 119160, 174106, 261159, 348212, 435265, 522318, 696424, 783477, 870530, 1044636, 1305795, 1566954, 1741060, 2089272, 2611590, 3133908, 3482120, 3917385, 5223180, 6267816, 7834770, 10446360, 15669540, 31339080]

約数ペア:

[(1, 31339080), (2, 15669540), (3, 10446360), (4, 7834770), (5, 6267816), (6, 5223180), (8, 3917385), (9, 3482120), (10, 3133908), (12, 2611590), (15, 2089272), (18, 1741060), (20, 1566954), (24, 1305795), (30, 1044636), (36, 870530), (40, 783477), (45, 696424), (60, 522318), (72, 435265), (90, 348212), (120, 261159), (180, 174106), (263, 119160), (331, 94680), (360, 87053), (526, 59580), (662, 47340), (789, 39720), (993, 31560), (1052, 29790), (1315, 23832), (1324, 23670), (1578, 19860), (1655, 18936), (1986, 15780), (2104, 14895), (2367, 13240), (2630, 11916), (2648, 11835), (2979, 10520), (3156, 9930), (3310, 9468), (3945, 7944), (3972, 7890), (4734, 6620), (4965, 6312), (5260, 5958)]