72381760

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20563}}^1$

素因数の和:20591

約数の個数: 56

約数和(自身を含む): 188037216

約数和(自身を除く): 115655456

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 20563, 41126, 82252, 102815, 164504, 205630, 226193, 329008, 411260, 452386, 658016, 822520, 904772, 1130965, 1316032, 1645040, 1809544, 2261930, 3290080, 3619088, 4523860, 6580160, 7238176, 9047720, 14476352, 18095440, 36190880, 72381760]

約数ペア:

[(1, 72381760), (2, 36190880), (4, 18095440), (5, 14476352), (8, 9047720), (10, 7238176), (11, 6580160), (16, 4523860), (20, 3619088), (22, 3290080), (32, 2261930), (40, 1809544), (44, 1645040), (55, 1316032), (64, 1130965), (80, 904772), (88, 822520), (110, 658016), (160, 452386), (176, 411260), (220, 329008), (320, 226193), (352, 205630), (440, 164504), (704, 102815), (880, 82252), (1760, 41126), (3520, 20563)]