28475010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{401}}^1$

素因数の和:680

約数の個数: 64

約数和(自身を含む): 76412160

約数和(自身を除く): 47937150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 263, 270, 401, 526, 789, 802, 1203, 1315, 1578, 2005, 2367, 2406, 2630, 3609, 3945, 4010, 4734, 6015, 7101, 7218, 7890, 10827, 11835, 12030, 14202, 18045, 21654, 23670, 35505, 36090, 54135, 71010, 105463, 108270, 210926, 316389, 527315, 632778, 949167, 1054630, 1581945, 1898334, 2847501, 3163890, 4745835, 5695002, 9491670, 14237505, 28475010]

約数ペア:

[(1, 28475010), (2, 14237505), (3, 9491670), (5, 5695002), (6, 4745835), (9, 3163890), (10, 2847501), (15, 1898334), (18, 1581945), (27, 1054630), (30, 949167), (45, 632778), (54, 527315), (90, 316389), (135, 210926), (263, 108270), (270, 105463), (401, 71010), (526, 54135), (789, 36090), (802, 35505), (1203, 23670), (1315, 21654), (1578, 18045), (2005, 14202), (2367, 12030), (2406, 11835), (2630, 10827), (3609, 7890), (3945, 7218), (4010, 7101), (4734, 6015)]