212019240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2417}}^1$

素因数の和:2491

約数の個数: 128

約数和(自身を含む): 689420160

約数和(自身を除く): 477400920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 43, 51, 60, 68, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 255, 258, 340, 344, 408, 430, 510, 516, 645, 680, 731, 860, 1020, 1032, 1290, 1462, 1720, 2040, 2193, 2417, 2580, 2924, 3655, 4386, 4834, 5160, 5848, 7251, 7310, 8772, 9668, 10965, 12085, 14502, 14620, 17544, 19336, 21930, 24170, 29004, 29240, 36255, 41089, 43860, 48340, 58008, 72510, 82178, 87720, 96680, 103931, 123267, 145020, 164356, 205445, 207862, 246534, 290040, 311793, 328712, 410890, 415724, 493068, 519655, 616335, 623586, 821780, 831448, 986136, 1039310, 1232670, 1247172, 1558965, 1643560, 1766827, 2078620, 2465340, 2494344, 3117930, 3533654, 4157240, 4930680, 5300481, 6235860, 7067308, 8834135, 10600962, 12471720, 14134616, 17668270, 21201924, 26502405, 35336540, 42403848, 53004810, 70673080, 106009620, 212019240]

約数ペア:

[(1, 212019240), (2, 106009620), (3, 70673080), (4, 53004810), (5, 42403848), (6, 35336540), (8, 26502405), (10, 21201924), (12, 17668270), (15, 14134616), (17, 12471720), (20, 10600962), (24, 8834135), (30, 7067308), (34, 6235860), (40, 5300481), (43, 4930680), (51, 4157240), (60, 3533654), (68, 3117930), (85, 2494344), (86, 2465340), (102, 2078620), (120, 1766827), (129, 1643560), (136, 1558965), (170, 1247172), (172, 1232670), (204, 1039310), (215, 986136), (255, 831448), (258, 821780), (340, 623586), (344, 616335), (408, 519655), (430, 493068), (510, 415724), (516, 410890), (645, 328712), (680, 311793), (731, 290040), (860, 246534), (1020, 207862), (1032, 205445), (1290, 164356), (1462, 145020), (1720, 123267), (2040, 103931), (2193, 96680), (2417, 87720), (2580, 82178), (2924, 72510), (3655, 58008), (4386, 48340), (4834, 43860), (5160, 41089), (5848, 36255), (7251, 29240), (7310, 29004), (8772, 24170), (9668, 21930), (10965, 19336), (12085, 17544), (14502, 14620)]