78408252

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{701}}^1$

素因数の和:963

約数の個数: 72

約数和(自身を含む): 214643520

約数和(自身を除く): 136235268

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 239, 468, 478, 701, 717, 956, 1402, 1434, 2103, 2151, 2804, 2868, 3107, 4206, 4302, 6214, 6309, 8412, 8604, 9113, 9321, 12428, 12618, 18226, 18642, 25236, 27339, 27963, 36452, 37284, 54678, 55926, 82017, 109356, 111852, 164034, 167539, 328068, 335078, 502617, 670156, 1005234, 1507851, 2010468, 2178007, 3015702, 4356014, 6031404, 6534021, 8712028, 13068042, 19602063, 26136084, 39204126, 78408252]

約数ペア:

[(1, 78408252), (2, 39204126), (3, 26136084), (4, 19602063), (6, 13068042), (9, 8712028), (12, 6534021), (13, 6031404), (18, 4356014), (26, 3015702), (36, 2178007), (39, 2010468), (52, 1507851), (78, 1005234), (117, 670156), (156, 502617), (234, 335078), (239, 328068), (468, 167539), (478, 164034), (701, 111852), (717, 109356), (956, 82017), (1402, 55926), (1434, 54678), (2103, 37284), (2151, 36452), (2804, 27963), (2868, 27339), (3107, 25236), (4206, 18642), (4302, 18226), (6214, 12618), (6309, 12428), (8412, 9321), (8604, 9113)]