30786075

素因数分解:

$3^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:706

約数の個数: 60

約数和(自身を含む): 59595888

約数和(自身を除く): 28809813

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 81, 115, 135, 207, 225, 345, 405, 575, 621, 661, 675, 1035, 1725, 1863, 1983, 2025, 3105, 3305, 5175, 5949, 9315, 9915, 15203, 15525, 16525, 17847, 29745, 45609, 46575, 49575, 53541, 76015, 89235, 136827, 148725, 228045, 267705, 380075, 410481, 446175, 684135, 1140225, 1231443, 1338525, 2052405, 3420675, 6157215, 10262025, 30786075]

約数ペア:

[(1, 30786075), (3, 10262025), (5, 6157215), (9, 3420675), (15, 2052405), (23, 1338525), (25, 1231443), (27, 1140225), (45, 684135), (69, 446175), (75, 410481), (81, 380075), (115, 267705), (135, 228045), (207, 148725), (225, 136827), (345, 89235), (405, 76015), (575, 53541), (621, 49575), (661, 46575), (675, 45609), (1035, 29745), (1725, 17847), (1863, 16525), (1983, 15525), (2025, 15203), (3105, 9915), (3305, 9315), (5175, 5949)]