72364620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16987}}^1$

素因数の和:17070

約数の個数: 48

約数和(自身を含む): 205486848

約数和(自身を除く): 133122228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 16987, 33974, 50961, 67948, 84935, 101922, 169870, 203844, 254805, 339740, 509610, 1019220, 1206077, 2412154, 3618231, 4824308, 6030385, 7236462, 12060770, 14472924, 18091155, 24121540, 36182310, 72364620]

約数ペア:

[(1, 72364620), (2, 36182310), (3, 24121540), (4, 18091155), (5, 14472924), (6, 12060770), (10, 7236462), (12, 6030385), (15, 4824308), (20, 3618231), (30, 2412154), (60, 1206077), (71, 1019220), (142, 509610), (213, 339740), (284, 254805), (355, 203844), (426, 169870), (710, 101922), (852, 84935), (1065, 67948), (1420, 50961), (2130, 33974), (4260, 16987)]