140438304

素因数分解:

$2^5\times 3^2\times {\mathrm{569}}^1\times {\mathrm{857}}^1$

素因数の和:1442

約数の個数: 72

約数和(自身を含む): 400540140

約数和(自身を除く): 260101836

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 569, 857, 1138, 1707, 1714, 2276, 2571, 3414, 3428, 4552, 5121, 5142, 6828, 6856, 7713, 9104, 10242, 10284, 13656, 13712, 15426, 18208, 20484, 20568, 27312, 27424, 30852, 40968, 41136, 54624, 61704, 81936, 82272, 123408, 163872, 246816, 487633, 975266, 1462899, 1950532, 2925798, 3901064, 4388697, 5851596, 7802128, 8777394, 11703192, 15604256, 17554788, 23406384, 35109576, 46812768, 70219152, 140438304]

約数ペア:

[(1, 140438304), (2, 70219152), (3, 46812768), (4, 35109576), (6, 23406384), (8, 17554788), (9, 15604256), (12, 11703192), (16, 8777394), (18, 7802128), (24, 5851596), (32, 4388697), (36, 3901064), (48, 2925798), (72, 1950532), (96, 1462899), (144, 975266), (288, 487633), (569, 246816), (857, 163872), (1138, 123408), (1707, 82272), (1714, 81936), (2276, 61704), (2571, 54624), (3414, 41136), (3428, 40968), (4552, 30852), (5121, 27424), (5142, 27312), (6828, 20568), (6856, 20484), (7713, 18208), (9104, 15426), (10242, 13712), (10284, 13656)]