208067720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1279}}^1$

素因数の和:1387

約数の個数: 96

約数和(自身を含む): 551577600

約数和(自身を除く): 343509880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 83, 98, 140, 166, 196, 245, 280, 332, 392, 415, 490, 581, 664, 830, 980, 1162, 1279, 1660, 1960, 2324, 2558, 2905, 3320, 4067, 4648, 5116, 5810, 6395, 8134, 8953, 10232, 11620, 12790, 16268, 17906, 20335, 23240, 25580, 32536, 35812, 40670, 44765, 51160, 62671, 71624, 81340, 89530, 106157, 125342, 162680, 179060, 212314, 250684, 313355, 358120, 424628, 501368, 530785, 626710, 743099, 849256, 1061570, 1253420, 1486198, 2123140, 2506840, 2972396, 3715495, 4246280, 5201693, 5944792, 7430990, 10403386, 14861980, 20806772, 26008465, 29723960, 41613544, 52016930, 104033860, 208067720]

約数ペア:

[(1, 208067720), (2, 104033860), (4, 52016930), (5, 41613544), (7, 29723960), (8, 26008465), (10, 20806772), (14, 14861980), (20, 10403386), (28, 7430990), (35, 5944792), (40, 5201693), (49, 4246280), (56, 3715495), (70, 2972396), (83, 2506840), (98, 2123140), (140, 1486198), (166, 1253420), (196, 1061570), (245, 849256), (280, 743099), (332, 626710), (392, 530785), (415, 501368), (490, 424628), (581, 358120), (664, 313355), (830, 250684), (980, 212314), (1162, 179060), (1279, 162680), (1660, 125342), (1960, 106157), (2324, 89530), (2558, 81340), (2905, 71624), (3320, 62671), (4067, 51160), (4648, 44765), (5116, 40670), (5810, 35812), (6395, 32536), (8134, 25580), (8953, 23240), (10232, 20335), (11620, 17906), (12790, 16268)]