180171628

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2281}}^1$

素因数の和:2343

約数の個数: 72

約数和(自身を含む): 407912064

約数和(自身を除く): 227740436

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 217, 364, 403, 434, 637, 806, 868, 1274, 1519, 1612, 2281, 2548, 2821, 3038, 4562, 5642, 6076, 9124, 11284, 15967, 19747, 29653, 31934, 39494, 59306, 63868, 70711, 78988, 111769, 118612, 141422, 207571, 223538, 282844, 415142, 447076, 494977, 830284, 919243, 989954, 1452997, 1838486, 1979908, 2905994, 3464839, 3676972, 5811988, 6434701, 6929678, 12869402, 13859356, 25738804, 45042907, 90085814, 180171628]

約数ペア:

[(1, 180171628), (2, 90085814), (4, 45042907), (7, 25738804), (13, 13859356), (14, 12869402), (26, 6929678), (28, 6434701), (31, 5811988), (49, 3676972), (52, 3464839), (62, 2905994), (91, 1979908), (98, 1838486), (124, 1452997), (182, 989954), (196, 919243), (217, 830284), (364, 494977), (403, 447076), (434, 415142), (637, 282844), (806, 223538), (868, 207571), (1274, 141422), (1519, 118612), (1612, 111769), (2281, 78988), (2548, 70711), (2821, 63868), (3038, 59306), (4562, 39494), (5642, 31934), (6076, 29653), (9124, 19747), (11284, 15967)]