77400870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{541}}^1$

素因数の和:821

約数の個数: 64

約数和(自身を含む): 196680960

約数和(自身を除く): 119280090

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 251, 285, 502, 541, 570, 753, 1082, 1255, 1506, 1623, 2510, 2705, 3246, 3765, 4769, 5410, 7530, 8115, 9538, 10279, 14307, 16230, 20558, 23845, 28614, 30837, 47690, 51395, 61674, 71535, 102790, 135791, 143070, 154185, 271582, 308370, 407373, 678955, 814746, 1357910, 2036865, 2580029, 4073730, 5160058, 7740087, 12900145, 15480174, 25800290, 38700435, 77400870]

約数ペア:

[(1, 77400870), (2, 38700435), (3, 25800290), (5, 15480174), (6, 12900145), (10, 7740087), (15, 5160058), (19, 4073730), (30, 2580029), (38, 2036865), (57, 1357910), (95, 814746), (114, 678955), (190, 407373), (251, 308370), (285, 271582), (502, 154185), (541, 143070), (570, 135791), (753, 102790), (1082, 71535), (1255, 61674), (1506, 51395), (1623, 47690), (2510, 30837), (2705, 28614), (3246, 23845), (3765, 20558), (4769, 16230), (5410, 14307), (7530, 10279), (8115, 9538)]