212323670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1283}}^1$

素因数の和:1389

約数の個数: 64

約数和(自身を含む): 440052480

約数和(自身を除く): 227728810

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 67, 95, 130, 134, 190, 247, 335, 494, 670, 871, 1235, 1273, 1283, 1742, 2470, 2546, 2566, 4355, 6365, 6415, 8710, 12730, 12830, 16549, 16679, 24377, 33098, 33358, 48754, 82745, 83395, 85961, 121885, 165490, 166790, 171922, 243770, 316901, 429805, 633802, 859610, 1117493, 1584505, 1633259, 2234986, 3169010, 3266518, 5587465, 8166295, 11174930, 16332590, 21232367, 42464734, 106161835, 212323670]

約数ペア:

[(1, 212323670), (2, 106161835), (5, 42464734), (10, 21232367), (13, 16332590), (19, 11174930), (26, 8166295), (38, 5587465), (65, 3266518), (67, 3169010), (95, 2234986), (130, 1633259), (134, 1584505), (190, 1117493), (247, 859610), (335, 633802), (494, 429805), (670, 316901), (871, 243770), (1235, 171922), (1273, 166790), (1283, 165490), (1742, 121885), (2470, 85961), (2546, 83395), (2566, 82745), (4355, 48754), (6365, 33358), (6415, 33098), (8710, 24377), (12730, 16679), (12830, 16549)]