204530900

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 144

約数和(自身を含む): 531216000

約数和(自身を除く): 326685100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 67, 70, 89, 98, 100, 134, 140, 175, 178, 196, 245, 268, 335, 343, 350, 356, 445, 469, 490, 623, 670, 686, 700, 890, 938, 980, 1225, 1246, 1340, 1372, 1675, 1715, 1780, 1876, 2225, 2345, 2450, 2492, 3115, 3283, 3350, 3430, 4361, 4450, 4690, 4900, 5963, 6230, 6566, 6700, 6860, 8575, 8722, 8900, 9380, 11725, 11926, 12460, 13132, 15575, 16415, 17150, 17444, 21805, 22981, 23450, 23852, 29815, 30527, 31150, 32830, 34300, 41741, 43610, 45962, 46900, 59630, 61054, 62300, 65660, 82075, 83482, 87220, 91924, 109025, 114905, 119260, 122108, 149075, 152635, 164150, 166964, 208705, 218050, 229810, 292187, 298150, 305270, 328300, 417410, 436100, 459620, 574525, 584374, 596300, 610540, 763175, 834820, 1043525, 1149050, 1168748, 1460935, 1526350, 2045309, 2087050, 2298100, 2921870, 3052700, 4090618, 4174100, 5843740, 7304675, 8181236, 10226545, 14609350, 20453090, 29218700, 40906180, 51132725, 102265450, 204530900]

約数ペア:

[(1, 204530900), (2, 102265450), (4, 51132725), (5, 40906180), (7, 29218700), (10, 20453090), (14, 14609350), (20, 10226545), (25, 8181236), (28, 7304675), (35, 5843740), (49, 4174100), (50, 4090618), (67, 3052700), (70, 2921870), (89, 2298100), (98, 2087050), (100, 2045309), (134, 1526350), (140, 1460935), (175, 1168748), (178, 1149050), (196, 1043525), (245, 834820), (268, 763175), (335, 610540), (343, 596300), (350, 584374), (356, 574525), (445, 459620), (469, 436100), (490, 417410), (623, 328300), (670, 305270), (686, 298150), (700, 292187), (890, 229810), (938, 218050), (980, 208705), (1225, 166964), (1246, 164150), (1340, 152635), (1372, 149075), (1675, 122108), (1715, 119260), (1780, 114905), (1876, 109025), (2225, 91924), (2345, 87220), (2450, 83482), (2492, 82075), (3115, 65660), (3283, 62300), (3350, 61054), (3430, 59630), (4361, 46900), (4450, 45962), (4690, 43610), (4900, 41741), (5963, 34300), (6230, 32830), (6566, 31150), (6700, 30527), (6860, 29815), (8575, 23852), (8722, 23450), (8900, 22981), (9380, 21805), (11725, 17444), (11926, 17150), (12460, 16415), (13132, 15575)]