15505620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 47453952

約数和(自身を除く): 31948332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 103, 130, 156, 193, 195, 206, 260, 309, 386, 390, 412, 515, 579, 618, 772, 780, 965, 1030, 1158, 1236, 1339, 1545, 1930, 2060, 2316, 2509, 2678, 2895, 3090, 3860, 4017, 5018, 5356, 5790, 6180, 6695, 7527, 8034, 10036, 11580, 12545, 13390, 15054, 16068, 19879, 20085, 25090, 26780, 30108, 37635, 39758, 40170, 50180, 59637, 75270, 79516, 80340, 99395, 119274, 150540, 198790, 238548, 258427, 298185, 397580, 516854, 596370, 775281, 1033708, 1192740, 1292135, 1550562, 2584270, 3101124, 3876405, 5168540, 7752810, 15505620]

約数ペア:

[(1, 15505620), (2, 7752810), (3, 5168540), (4, 3876405), (5, 3101124), (6, 2584270), (10, 1550562), (12, 1292135), (13, 1192740), (15, 1033708), (20, 775281), (26, 596370), (30, 516854), (39, 397580), (52, 298185), (60, 258427), (65, 238548), (78, 198790), (103, 150540), (130, 119274), (156, 99395), (193, 80340), (195, 79516), (206, 75270), (260, 59637), (309, 50180), (386, 40170), (390, 39758), (412, 37635), (515, 30108), (579, 26780), (618, 25090), (772, 20085), (780, 19879), (965, 16068), (1030, 15054), (1158, 13390), (1236, 12545), (1339, 11580), (1545, 10036), (1930, 8034), (2060, 7527), (2316, 6695), (2509, 6180), (2678, 5790), (2895, 5356), (3090, 5018), (3860, 4017)]