128212848

素因数分解:

$2^4\times 3^3\times {\mathrm{449}}^1\times {\mathrm{661}}^1$

素因数の和:1127

約数の個数: 80

約数和(自身を含む): 369396000

約数和(自身を除く): 241183152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 449, 661, 898, 1322, 1347, 1796, 1983, 2644, 2694, 3592, 3966, 4041, 5288, 5388, 5949, 7184, 7932, 8082, 10576, 10776, 11898, 12123, 15864, 16164, 17847, 21552, 23796, 24246, 31728, 32328, 35694, 47592, 48492, 64656, 71388, 95184, 96984, 142776, 193968, 285552, 296789, 593578, 890367, 1187156, 1780734, 2374312, 2671101, 3561468, 4748624, 5342202, 7122936, 8013303, 10684404, 14245872, 16026606, 21368808, 32053212, 42737616, 64106424, 128212848]

約数ペア:

[(1, 128212848), (2, 64106424), (3, 42737616), (4, 32053212), (6, 21368808), (8, 16026606), (9, 14245872), (12, 10684404), (16, 8013303), (18, 7122936), (24, 5342202), (27, 4748624), (36, 3561468), (48, 2671101), (54, 2374312), (72, 1780734), (108, 1187156), (144, 890367), (216, 593578), (432, 296789), (449, 285552), (661, 193968), (898, 142776), (1322, 96984), (1347, 95184), (1796, 71388), (1983, 64656), (2644, 48492), (2694, 47592), (3592, 35694), (3966, 32328), (4041, 31728), (5288, 24246), (5388, 23796), (5949, 21552), (7184, 17847), (7932, 16164), (8082, 15864), (10576, 12123), (10776, 11898)]