31230120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2683}}^1$

素因数の和:2794

約数の個数: 64

約数和(自身を含む): 94691520

約数和(自身を除く): 63461400

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, 1455, 1940, 2328, 2683, 2910, 3880, 5366, 5820, 8049, 10732, 11640, 13415, 16098, 21464, 26830, 32196, 40245, 53660, 64392, 80490, 107320, 160980, 260251, 321960, 520502, 780753, 1041004, 1301255, 1561506, 2082008, 2602510, 3123012, 3903765, 5205020, 6246024, 7807530, 10410040, 15615060, 31230120]

約数ペア:

[(1, 31230120), (2, 15615060), (3, 10410040), (4, 7807530), (5, 6246024), (6, 5205020), (8, 3903765), (10, 3123012), (12, 2602510), (15, 2082008), (20, 1561506), (24, 1301255), (30, 1041004), (40, 780753), (60, 520502), (97, 321960), (120, 260251), (194, 160980), (291, 107320), (388, 80490), (485, 64392), (582, 53660), (776, 40245), (970, 32196), (1164, 26830), (1455, 21464), (1940, 16098), (2328, 13415), (2683, 11640), (2910, 10732), (3880, 8049), (5366, 5820)]