128126340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{237271}}^1$

素因数の和:237289

約数の個数: 48

約数和(自身を含む): 398616960

約数和(自身を除く): 270490620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 237271, 474542, 711813, 949084, 1186355, 1423626, 2135439, 2372710, 2847252, 3559065, 4270878, 4745420, 6406317, 7118130, 8541756, 10677195, 12812634, 14236260, 21354390, 25625268, 32031585, 42708780, 64063170, 128126340]

約数ペア:

[(1, 128126340), (2, 64063170), (3, 42708780), (4, 32031585), (5, 25625268), (6, 21354390), (9, 14236260), (10, 12812634), (12, 10677195), (15, 8541756), (18, 7118130), (20, 6406317), (27, 4745420), (30, 4270878), (36, 3559065), (45, 2847252), (54, 2372710), (60, 2135439), (90, 1423626), (108, 1186355), (135, 949084), (180, 711813), (270, 474542), (540, 237271)]