5661540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 17454528

約数和(自身を除く): 11792988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 443, 639, 710, 852, 886, 1065, 1278, 1329, 1420, 1772, 2130, 2215, 2556, 2658, 3195, 3987, 4260, 4430, 5316, 6390, 6645, 7974, 8860, 12780, 13290, 15948, 19935, 26580, 31453, 39870, 62906, 79740, 94359, 125812, 157265, 188718, 283077, 314530, 377436, 471795, 566154, 629060, 943590, 1132308, 1415385, 1887180, 2830770, 5661540]

約数ペア:

[(1, 5661540), (2, 2830770), (3, 1887180), (4, 1415385), (5, 1132308), (6, 943590), (9, 629060), (10, 566154), (12, 471795), (15, 377436), (18, 314530), (20, 283077), (30, 188718), (36, 157265), (45, 125812), (60, 94359), (71, 79740), (90, 62906), (142, 39870), (180, 31453), (213, 26580), (284, 19935), (355, 15948), (426, 13290), (443, 12780), (639, 8860), (710, 7974), (852, 6645), (886, 6390), (1065, 5316), (1278, 4430), (1329, 4260), (1420, 3987), (1772, 3195), (2130, 2658), (2215, 2556)]