216012860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{19531}}^1$

素因数の和:19626

約数の個数: 48

約数和(自身を含む): 525020160

約数和(自身を除く): 309007300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 11060, 19531, 39062, 78124, 97655, 136717, 195310, 273434, 390620, 546868, 683585, 1367170, 1542949, 2734340, 3085898, 6171796, 7714745, 10800643, 15429490, 21601286, 30858980, 43202572, 54003215, 108006430, 216012860]

約数ペア:

[(1, 216012860), (2, 108006430), (4, 54003215), (5, 43202572), (7, 30858980), (10, 21601286), (14, 15429490), (20, 10800643), (28, 7714745), (35, 6171796), (70, 3085898), (79, 2734340), (140, 1542949), (158, 1367170), (316, 683585), (395, 546868), (553, 390620), (790, 273434), (1106, 195310), (1580, 136717), (2212, 97655), (2765, 78124), (5530, 39062), (11060, 19531)]