128522800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:455

約数の個数: 120

約数和(自身を含む): 356200416

約数和(自身を除く): 227677616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 197, 200, 233, 280, 350, 394, 400, 466, 560, 700, 788, 932, 985, 1165, 1379, 1400, 1576, 1631, 1864, 1970, 2330, 2758, 2800, 3152, 3262, 3728, 3940, 4660, 4925, 5516, 5825, 6524, 6895, 7880, 8155, 9320, 9850, 11032, 11650, 13048, 13790, 15760, 16310, 18640, 19700, 22064, 23300, 26096, 27580, 32620, 34475, 39400, 40775, 45901, 46600, 55160, 65240, 68950, 78800, 81550, 91802, 93200, 110320, 130480, 137900, 163100, 183604, 229505, 275800, 321307, 326200, 367208, 459010, 551600, 642614, 652400, 734416, 918020, 1147525, 1285228, 1606535, 1836040, 2295050, 2570456, 3213070, 3672080, 4590100, 5140912, 6426140, 8032675, 9180200, 12852280, 16065350, 18360400, 25704560, 32130700, 64261400, 128522800]

約数ペア:

[(1, 128522800), (2, 64261400), (4, 32130700), (5, 25704560), (7, 18360400), (8, 16065350), (10, 12852280), (14, 9180200), (16, 8032675), (20, 6426140), (25, 5140912), (28, 4590100), (35, 3672080), (40, 3213070), (50, 2570456), (56, 2295050), (70, 1836040), (80, 1606535), (100, 1285228), (112, 1147525), (140, 918020), (175, 734416), (197, 652400), (200, 642614), (233, 551600), (280, 459010), (350, 367208), (394, 326200), (400, 321307), (466, 275800), (560, 229505), (700, 183604), (788, 163100), (932, 137900), (985, 130480), (1165, 110320), (1379, 93200), (1400, 91802), (1576, 81550), (1631, 78800), (1864, 68950), (1970, 65240), (2330, 55160), (2758, 46600), (2800, 45901), (3152, 40775), (3262, 39400), (3728, 34475), (3940, 32620), (4660, 27580), (4925, 26096), (5516, 23300), (5825, 22064), (6524, 19700), (6895, 18640), (7880, 16310), (8155, 15760), (9320, 13790), (9850, 13048), (11032, 11650)]