68746720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{61381}}^1$

素因数の和:61403

約数の個数: 48

約数和(自身を含む): 185619168

約数和(自身を除く): 116872448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 61381, 122762, 245524, 306905, 429667, 491048, 613810, 859334, 982096, 1227620, 1718668, 1964192, 2148335, 2455240, 3437336, 4296670, 4910480, 6874672, 8593340, 9820960, 13749344, 17186680, 34373360, 68746720]

約数ペア:

[(1, 68746720), (2, 34373360), (4, 17186680), (5, 13749344), (7, 9820960), (8, 8593340), (10, 6874672), (14, 4910480), (16, 4296670), (20, 3437336), (28, 2455240), (32, 2148335), (35, 1964192), (40, 1718668), (56, 1227620), (70, 982096), (80, 859334), (112, 613810), (140, 491048), (160, 429667), (224, 306905), (280, 245524), (560, 122762), (1120, 61381)]