28245660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 82252800

約数和(自身を除く): 54007140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 79, 101, 118, 158, 177, 202, 236, 237, 295, 303, 316, 354, 395, 404, 474, 505, 590, 606, 708, 790, 885, 948, 1010, 1180, 1185, 1212, 1515, 1580, 1770, 2020, 2370, 3030, 3540, 4661, 4740, 5959, 6060, 7979, 9322, 11918, 13983, 15958, 17877, 18644, 23305, 23836, 23937, 27966, 29795, 31916, 35754, 39895, 46610, 47874, 55932, 59590, 69915, 71508, 79790, 89385, 93220, 95748, 119180, 119685, 139830, 159580, 178770, 239370, 279660, 357540, 470761, 478740, 941522, 1412283, 1883044, 2353805, 2824566, 4707610, 5649132, 7061415, 9415220, 14122830, 28245660]

約数ペア:

[(1, 28245660), (2, 14122830), (3, 9415220), (4, 7061415), (5, 5649132), (6, 4707610), (10, 2824566), (12, 2353805), (15, 1883044), (20, 1412283), (30, 941522), (59, 478740), (60, 470761), (79, 357540), (101, 279660), (118, 239370), (158, 178770), (177, 159580), (202, 139830), (236, 119685), (237, 119180), (295, 95748), (303, 93220), (316, 89385), (354, 79790), (395, 71508), (404, 69915), (474, 59590), (505, 55932), (590, 47874), (606, 46610), (708, 39895), (790, 35754), (885, 31916), (948, 29795), (1010, 27966), (1180, 23937), (1185, 23836), (1212, 23305), (1515, 18644), (1580, 17877), (1770, 15958), (2020, 13983), (2370, 11918), (3030, 9322), (3540, 7979), (4661, 6060), (4740, 5959)]