16400760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1409}}^1$

素因数の和:1520

約数の個数: 64

約数和(自身を含む): 49744800

約数和(自身を除く): 33344040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1409, 1455, 1940, 2328, 2818, 2910, 3880, 4227, 5636, 5820, 7045, 8454, 11272, 11640, 14090, 16908, 21135, 28180, 33816, 42270, 56360, 84540, 136673, 169080, 273346, 410019, 546692, 683365, 820038, 1093384, 1366730, 1640076, 2050095, 2733460, 3280152, 4100190, 5466920, 8200380, 16400760]

約数ペア:

[(1, 16400760), (2, 8200380), (3, 5466920), (4, 4100190), (5, 3280152), (6, 2733460), (8, 2050095), (10, 1640076), (12, 1366730), (15, 1093384), (20, 820038), (24, 683365), (30, 546692), (40, 410019), (60, 273346), (97, 169080), (120, 136673), (194, 84540), (291, 56360), (388, 42270), (485, 33816), (582, 28180), (776, 21135), (970, 16908), (1164, 14090), (1409, 11640), (1455, 11272), (1940, 8454), (2328, 7045), (2818, 5820), (2910, 5636), (3880, 4227)]