128315320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3851}}^1$

素因数の和:3893

約数の個数: 96

約数和(自身を含む): 355693680

約数和(自身を除く): 227378360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 280, 340, 392, 476, 490, 595, 680, 833, 952, 980, 1190, 1666, 1960, 2380, 3332, 3851, 4165, 4760, 6664, 7702, 8330, 15404, 16660, 19255, 26957, 30808, 33320, 38510, 53914, 65467, 77020, 107828, 130934, 134785, 154040, 188699, 215656, 261868, 269570, 327335, 377398, 458269, 523736, 539140, 654670, 754796, 916538, 943495, 1078280, 1309340, 1509592, 1833076, 1886990, 2291345, 2618680, 3207883, 3666152, 3773980, 4582690, 6415766, 7547960, 9165380, 12831532, 16039415, 18330760, 25663064, 32078830, 64157660, 128315320]

約数ペア:

[(1, 128315320), (2, 64157660), (4, 32078830), (5, 25663064), (7, 18330760), (8, 16039415), (10, 12831532), (14, 9165380), (17, 7547960), (20, 6415766), (28, 4582690), (34, 3773980), (35, 3666152), (40, 3207883), (49, 2618680), (56, 2291345), (68, 1886990), (70, 1833076), (85, 1509592), (98, 1309340), (119, 1078280), (136, 943495), (140, 916538), (170, 754796), (196, 654670), (238, 539140), (245, 523736), (280, 458269), (340, 377398), (392, 327335), (476, 269570), (490, 261868), (595, 215656), (680, 188699), (833, 154040), (952, 134785), (980, 130934), (1190, 107828), (1666, 77020), (1960, 65467), (2380, 53914), (3332, 38510), (3851, 33320), (4165, 30808), (4760, 26957), (6664, 19255), (7702, 16660), (8330, 15404)]