222422720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:578

約数の個数: 112

約数和(自身を含む): 576242688

約数和(自身を除く): 353819968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 130, 160, 208, 254, 260, 320, 416, 421, 508, 520, 635, 832, 842, 1016, 1040, 1270, 1651, 1684, 2032, 2080, 2105, 2540, 3302, 3368, 4064, 4160, 4210, 5080, 5473, 6604, 6736, 8128, 8255, 8420, 10160, 10946, 13208, 13472, 16510, 16840, 20320, 21892, 26416, 26944, 27365, 33020, 33680, 40640, 43784, 52832, 53467, 54730, 66040, 67360, 87568, 105664, 106934, 109460, 132080, 134720, 175136, 213868, 218920, 264160, 267335, 350272, 427736, 437840, 528320, 534670, 695071, 855472, 875680, 1069340, 1390142, 1710944, 1751360, 2138680, 2780284, 3421888, 3475355, 4277360, 5560568, 6950710, 8554720, 11121136, 13901420, 17109440, 22242272, 27802840, 44484544, 55605680, 111211360, 222422720]

約数ペア:

[(1, 222422720), (2, 111211360), (4, 55605680), (5, 44484544), (8, 27802840), (10, 22242272), (13, 17109440), (16, 13901420), (20, 11121136), (26, 8554720), (32, 6950710), (40, 5560568), (52, 4277360), (64, 3475355), (65, 3421888), (80, 2780284), (104, 2138680), (127, 1751360), (130, 1710944), (160, 1390142), (208, 1069340), (254, 875680), (260, 855472), (320, 695071), (416, 534670), (421, 528320), (508, 437840), (520, 427736), (635, 350272), (832, 267335), (842, 264160), (1016, 218920), (1040, 213868), (1270, 175136), (1651, 134720), (1684, 132080), (2032, 109460), (2080, 106934), (2105, 105664), (2540, 87568), (3302, 67360), (3368, 66040), (4064, 54730), (4160, 53467), (4210, 52832), (5080, 43784), (5473, 40640), (6604, 33680), (6736, 33020), (8128, 27365), (8255, 26944), (8420, 26416), (10160, 21892), (10946, 20320), (13208, 16840), (13472, 16510)]