409295220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^2\times {\mathrm{643}}^1$

素因数の和:861

約数の個数: 72

約数和(自身を含む): 1159060896

約数和(自身を除く): 749765676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 643, 1030, 1236, 1286, 1545, 1929, 2060, 2572, 3090, 3215, 3858, 6180, 6430, 7716, 9645, 10609, 12860, 19290, 21218, 31827, 38580, 42436, 53045, 63654, 66229, 106090, 127308, 132458, 159135, 198687, 212180, 264916, 318270, 331145, 397374, 636540, 662290, 794748, 993435, 1324580, 1986870, 3973740, 6821587, 13643174, 20464761, 27286348, 34107935, 40929522, 68215870, 81859044, 102323805, 136431740, 204647610, 409295220]

約数ペア:

[(1, 409295220), (2, 204647610), (3, 136431740), (4, 102323805), (5, 81859044), (6, 68215870), (10, 40929522), (12, 34107935), (15, 27286348), (20, 20464761), (30, 13643174), (60, 6821587), (103, 3973740), (206, 1986870), (309, 1324580), (412, 993435), (515, 794748), (618, 662290), (643, 636540), (1030, 397374), (1236, 331145), (1286, 318270), (1545, 264916), (1929, 212180), (2060, 198687), (2572, 159135), (3090, 132458), (3215, 127308), (3858, 106090), (6180, 66229), (6430, 63654), (7716, 53045), (9645, 42436), (10609, 38580), (12860, 31827), (19290, 21218)]