31325670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{641}}^1$

素因数の和:838

約数の個数: 64

約数和(自身を含む): 84127680

約数和(自身を除く): 52802010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 181, 270, 362, 543, 641, 905, 1086, 1282, 1629, 1810, 1923, 2715, 3205, 3258, 3846, 4887, 5430, 5769, 6410, 8145, 9615, 9774, 11538, 16290, 17307, 19230, 24435, 28845, 34614, 48870, 57690, 86535, 116021, 173070, 232042, 348063, 580105, 696126, 1044189, 1160210, 1740315, 2088378, 3132567, 3480630, 5220945, 6265134, 10441890, 15662835, 31325670]

約数ペア:

[(1, 31325670), (2, 15662835), (3, 10441890), (5, 6265134), (6, 5220945), (9, 3480630), (10, 3132567), (15, 2088378), (18, 1740315), (27, 1160210), (30, 1044189), (45, 696126), (54, 580105), (90, 348063), (135, 232042), (181, 173070), (270, 116021), (362, 86535), (543, 57690), (641, 48870), (905, 34614), (1086, 28845), (1282, 24435), (1629, 19230), (1810, 17307), (1923, 16290), (2715, 11538), (3205, 9774), (3258, 9615), (3846, 8145), (4887, 6410), (5430, 5769)]