66221640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{183949}}^1$

素因数の和:183966

約数の個数: 48

約数和(自身を含む): 215221500

約数和(自身を除く): 148999860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 183949, 367898, 551847, 735796, 919745, 1103694, 1471592, 1655541, 1839490, 2207388, 2759235, 3311082, 3678980, 4414776, 5518470, 6622164, 7357960, 8277705, 11036940, 13244328, 16555410, 22073880, 33110820, 66221640]

約数ペア:

[(1, 66221640), (2, 33110820), (3, 22073880), (4, 16555410), (5, 13244328), (6, 11036940), (8, 8277705), (9, 7357960), (10, 6622164), (12, 5518470), (15, 4414776), (18, 3678980), (20, 3311082), (24, 2759235), (30, 2207388), (36, 1839490), (40, 1655541), (45, 1471592), (60, 1103694), (72, 919745), (90, 735796), (120, 551847), (180, 367898), (360, 183949)]