211237070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:186

約数の個数: 128

約数和(自身を含む): 468052992

約数和(自身を除く): 256815922

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 37, 43, 55, 71, 74, 85, 86, 110, 142, 170, 185, 187, 215, 355, 370, 374, 407, 430, 473, 629, 710, 731, 781, 814, 935, 946, 1207, 1258, 1462, 1562, 1591, 1870, 2035, 2365, 2414, 2627, 3053, 3145, 3182, 3655, 3905, 4070, 4730, 5254, 6035, 6106, 6290, 6919, 7310, 7810, 7955, 8041, 12070, 13135, 13277, 13838, 15265, 15910, 16082, 17501, 26270, 26554, 27047, 28897, 30530, 33583, 34595, 35002, 40205, 44659, 51901, 54094, 57794, 66385, 67166, 69190, 80410, 87505, 89318, 103802, 112961, 132770, 135235, 144485, 167915, 175010, 223295, 225922, 259505, 270470, 288970, 297517, 335830, 446590, 491249, 519010, 564805, 570911, 595034, 982498, 1129610, 1141822, 1242571, 1487585, 1920337, 2456245, 2485142, 2854555, 2975170, 3840674, 4912490, 5709110, 6212855, 9601685, 12425710, 19203370, 21123707, 42247414, 105618535, 211237070]

約数ペア:

[(1, 211237070), (2, 105618535), (5, 42247414), (10, 21123707), (11, 19203370), (17, 12425710), (22, 9601685), (34, 6212855), (37, 5709110), (43, 4912490), (55, 3840674), (71, 2975170), (74, 2854555), (85, 2485142), (86, 2456245), (110, 1920337), (142, 1487585), (170, 1242571), (185, 1141822), (187, 1129610), (215, 982498), (355, 595034), (370, 570911), (374, 564805), (407, 519010), (430, 491249), (473, 446590), (629, 335830), (710, 297517), (731, 288970), (781, 270470), (814, 259505), (935, 225922), (946, 223295), (1207, 175010), (1258, 167915), (1462, 144485), (1562, 135235), (1591, 132770), (1870, 112961), (2035, 103802), (2365, 89318), (2414, 87505), (2627, 80410), (3053, 69190), (3145, 67166), (3182, 66385), (3655, 57794), (3905, 54094), (4070, 51901), (4730, 44659), (5254, 40205), (6035, 35002), (6106, 34595), (6290, 33583), (6919, 30530), (7310, 28897), (7810, 27047), (7955, 26554), (8041, 26270), (12070, 17501), (13135, 16082), (13277, 15910), (13838, 15265)]