162857380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{1213}}^1$

素因数の和:1373

約数の個数: 72

約数和(自身を含む): 401071608

約数和(自身を除く): 238214228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 137, 140, 196, 245, 274, 490, 548, 685, 959, 980, 1213, 1370, 1918, 2426, 2740, 3836, 4795, 4852, 6065, 6713, 8491, 9590, 12130, 13426, 16982, 19180, 24260, 26852, 33565, 33964, 42455, 59437, 67130, 84910, 118874, 134260, 166181, 169820, 237748, 297185, 332362, 594370, 664724, 830905, 1163267, 1188740, 1661810, 2326534, 3323620, 4653068, 5816335, 8142869, 11632670, 16285738, 23265340, 32571476, 40714345, 81428690, 162857380]

約数ペア:

[(1, 162857380), (2, 81428690), (4, 40714345), (5, 32571476), (7, 23265340), (10, 16285738), (14, 11632670), (20, 8142869), (28, 5816335), (35, 4653068), (49, 3323620), (70, 2326534), (98, 1661810), (137, 1188740), (140, 1163267), (196, 830905), (245, 664724), (274, 594370), (490, 332362), (548, 297185), (685, 237748), (959, 169820), (980, 166181), (1213, 134260), (1370, 118874), (1918, 84910), (2426, 67130), (2740, 59437), (3836, 42455), (4795, 33964), (4852, 33565), (6065, 26852), (6713, 24260), (8491, 19180), (9590, 16982), (12130, 13426)]