78912972

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{701}}^1$

素因数の和:823

約数の個数: 72

約数和(自身を含む): 206977680

約数和(自身を除く): 128064708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 59, 106, 118, 159, 177, 212, 236, 318, 354, 477, 531, 636, 701, 708, 954, 1062, 1402, 1908, 2103, 2124, 2804, 3127, 4206, 6254, 6309, 8412, 9381, 12508, 12618, 18762, 25236, 28143, 37153, 37524, 41359, 56286, 74306, 82718, 111459, 112572, 124077, 148612, 165436, 222918, 248154, 334377, 372231, 445836, 496308, 668754, 744462, 1337508, 1488924, 2192027, 4384054, 6576081, 8768108, 13152162, 19728243, 26304324, 39456486, 78912972]

約数ペア:

[(1, 78912972), (2, 39456486), (3, 26304324), (4, 19728243), (6, 13152162), (9, 8768108), (12, 6576081), (18, 4384054), (36, 2192027), (53, 1488924), (59, 1337508), (106, 744462), (118, 668754), (159, 496308), (177, 445836), (212, 372231), (236, 334377), (318, 248154), (354, 222918), (477, 165436), (531, 148612), (636, 124077), (701, 112572), (708, 111459), (954, 82718), (1062, 74306), (1402, 56286), (1908, 41359), (2103, 37524), (2124, 37153), (2804, 28143), (3127, 25236), (4206, 18762), (6254, 12618), (6309, 12508), (8412, 9381)]