131952640

素因数分解:

$2^{12}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:425

約数の個数: 104

約数和(自身を含む): 336158640

約数和(自身を除く): 204206000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 379, 512, 544, 640, 680, 758, 1024, 1088, 1280, 1360, 1516, 1895, 2048, 2176, 2560, 2720, 3032, 3790, 4096, 4352, 5120, 5440, 6064, 6443, 7580, 8704, 10240, 10880, 12128, 12886, 15160, 17408, 20480, 21760, 24256, 25772, 30320, 32215, 34816, 43520, 48512, 51544, 60640, 64430, 69632, 87040, 97024, 103088, 121280, 128860, 174080, 194048, 206176, 242560, 257720, 348160, 388096, 412352, 485120, 515440, 776192, 824704, 970240, 1030880, 1552384, 1649408, 1940480, 2061760, 3298816, 3880960, 4123520, 6597632, 7761920, 8247040, 13195264, 16494080, 26390528, 32988160, 65976320, 131952640]

約数ペア:

[(1, 131952640), (2, 65976320), (4, 32988160), (5, 26390528), (8, 16494080), (10, 13195264), (16, 8247040), (17, 7761920), (20, 6597632), (32, 4123520), (34, 3880960), (40, 3298816), (64, 2061760), (68, 1940480), (80, 1649408), (85, 1552384), (128, 1030880), (136, 970240), (160, 824704), (170, 776192), (256, 515440), (272, 485120), (320, 412352), (340, 388096), (379, 348160), (512, 257720), (544, 242560), (640, 206176), (680, 194048), (758, 174080), (1024, 128860), (1088, 121280), (1280, 103088), (1360, 97024), (1516, 87040), (1895, 69632), (2048, 64430), (2176, 60640), (2560, 51544), (2720, 48512), (3032, 43520), (3790, 34816), (4096, 32215), (4352, 30320), (5120, 25772), (5440, 24256), (6064, 21760), (6443, 20480), (7580, 17408), (8704, 15160), (10240, 12886), (10880, 12128)]