31507380

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{2161}}^1$

素因数の和:2188

約数の個数: 84

約数和(自身を含む): 99248772

約数和(自身を除く): 67741392

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2161, 2430, 2916, 3645, 4322, 4860, 6483, 7290, 8644, 10805, 12966, 14580, 19449, 21610, 25932, 32415, 38898, 43220, 58347, 64830, 77796, 97245, 116694, 129660, 175041, 194490, 233388, 291735, 350082, 388980, 525123, 583470, 700164, 875205, 1050246, 1166940, 1575369, 1750410, 2100492, 2625615, 3150738, 3500820, 5251230, 6301476, 7876845, 10502460, 15753690, 31507380]

約数ペア:

[(1, 31507380), (2, 15753690), (3, 10502460), (4, 7876845), (5, 6301476), (6, 5251230), (9, 3500820), (10, 3150738), (12, 2625615), (15, 2100492), (18, 1750410), (20, 1575369), (27, 1166940), (30, 1050246), (36, 875205), (45, 700164), (54, 583470), (60, 525123), (81, 388980), (90, 350082), (108, 291735), (135, 233388), (162, 194490), (180, 175041), (243, 129660), (270, 116694), (324, 97245), (405, 77796), (486, 64830), (540, 58347), (729, 43220), (810, 38898), (972, 32415), (1215, 25932), (1458, 21610), (1620, 19449), (2161, 14580), (2430, 12966), (2916, 10805), (3645, 8644), (4322, 7290), (4860, 6483)]