157105728

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20981}}^1$

素因数の和:21012

約数の個数: 84

約数和(自身を含む): 484977948

約数和(自身を除く): 327872220

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 144, 156, 192, 208, 234, 288, 312, 416, 468, 576, 624, 832, 936, 1248, 1872, 2496, 3744, 7488, 20981, 41962, 62943, 83924, 125886, 167848, 188829, 251772, 272753, 335696, 377658, 503544, 545506, 671392, 755316, 818259, 1007088, 1091012, 1342784, 1510632, 1636518, 2014176, 2182024, 2454777, 3021264, 3273036, 4028352, 4364048, 4909554, 6042528, 6546072, 8728096, 9819108, 12085056, 13092144, 17456192, 19638216, 26184288, 39276432, 52368576, 78552864, 157105728]

約数ペア:

[(1, 157105728), (2, 78552864), (3, 52368576), (4, 39276432), (6, 26184288), (8, 19638216), (9, 17456192), (12, 13092144), (13, 12085056), (16, 9819108), (18, 8728096), (24, 6546072), (26, 6042528), (32, 4909554), (36, 4364048), (39, 4028352), (48, 3273036), (52, 3021264), (64, 2454777), (72, 2182024), (78, 2014176), (96, 1636518), (104, 1510632), (117, 1342784), (144, 1091012), (156, 1007088), (192, 818259), (208, 755316), (234, 671392), (288, 545506), (312, 503544), (416, 377658), (468, 335696), (576, 272753), (624, 251772), (832, 188829), (936, 167848), (1248, 125886), (1872, 83924), (2496, 62943), (3744, 41962), (7488, 20981)]