68016900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^3\times {\mathrm{661}}^1$

素因数の和:699

約数の個数: 144

約数和(自身を含む): 229846400

約数和(自身を除く): 161829500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 343, 350, 420, 490, 525, 588, 661, 686, 700, 735, 980, 1029, 1050, 1225, 1322, 1372, 1470, 1715, 1983, 2058, 2100, 2450, 2644, 2940, 3305, 3430, 3675, 3966, 4116, 4627, 4900, 5145, 6610, 6860, 7350, 7932, 8575, 9254, 9915, 10290, 13220, 13881, 14700, 16525, 17150, 18508, 19830, 20580, 23135, 25725, 27762, 32389, 33050, 34300, 39660, 46270, 49575, 51450, 55524, 64778, 66100, 69405, 92540, 97167, 99150, 102900, 115675, 129556, 138810, 161945, 194334, 198300, 226723, 231350, 277620, 323890, 347025, 388668, 453446, 462700, 485835, 647780, 680169, 694050, 809725, 906892, 971670, 1133615, 1360338, 1388100, 1619450, 1943340, 2267230, 2429175, 2720676, 3238900, 3400845, 4534460, 4858350, 5668075, 6801690, 9716700, 11336150, 13603380, 17004225, 22672300, 34008450, 68016900]

約数ペア:

[(1, 68016900), (2, 34008450), (3, 22672300), (4, 17004225), (5, 13603380), (6, 11336150), (7, 9716700), (10, 6801690), (12, 5668075), (14, 4858350), (15, 4534460), (20, 3400845), (21, 3238900), (25, 2720676), (28, 2429175), (30, 2267230), (35, 1943340), (42, 1619450), (49, 1388100), (50, 1360338), (60, 1133615), (70, 971670), (75, 906892), (84, 809725), (98, 694050), (100, 680169), (105, 647780), (140, 485835), (147, 462700), (150, 453446), (175, 388668), (196, 347025), (210, 323890), (245, 277620), (294, 231350), (300, 226723), (343, 198300), (350, 194334), (420, 161945), (490, 138810), (525, 129556), (588, 115675), (661, 102900), (686, 99150), (700, 97167), (735, 92540), (980, 69405), (1029, 66100), (1050, 64778), (1225, 55524), (1322, 51450), (1372, 49575), (1470, 46270), (1715, 39660), (1983, 34300), (2058, 33050), (2100, 32389), (2450, 27762), (2644, 25725), (2940, 23135), (3305, 20580), (3430, 19830), (3675, 18508), (3966, 17150), (4116, 16525), (4627, 14700), (4900, 13881), (5145, 13220), (6610, 10290), (6860, 9915), (7350, 9254), (7932, 8575)]