272178760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31357}}^1$

素因数の和:31406

約数の個数: 64

約数和(自身を含む): 722488320

約数和(自身を除く): 450309560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 31357, 62714, 125428, 156785, 219499, 250856, 313570, 438998, 627140, 877996, 972067, 1097495, 1254280, 1755992, 1944134, 2194990, 3888268, 4389980, 4860335, 6804469, 7776536, 8779960, 9720670, 13608938, 19441340, 27217876, 34022345, 38882680, 54435752, 68044690, 136089380, 272178760]

約数ペア:

[(1, 272178760), (2, 136089380), (4, 68044690), (5, 54435752), (7, 38882680), (8, 34022345), (10, 27217876), (14, 19441340), (20, 13608938), (28, 9720670), (31, 8779960), (35, 7776536), (40, 6804469), (56, 4860335), (62, 4389980), (70, 3888268), (124, 2194990), (140, 1944134), (155, 1755992), (217, 1254280), (248, 1097495), (280, 972067), (310, 877996), (434, 627140), (620, 438998), (868, 313570), (1085, 250856), (1240, 219499), (1736, 156785), (2170, 125428), (4340, 62714), (8680, 31357)]