204949440

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{7907}}^1$

素因数の和:7936

約数の個数: 140

約数和(自身を含む): 729133416

約数和(自身を除く): 524183976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 7907, 8640, 12960, 15814, 23721, 25920, 31628, 39535, 47442, 63256, 71163, 79070, 94884, 118605, 126512, 142326, 158140, 189768, 213489, 237210, 253024, 284652, 316280, 355815, 379536, 426978, 474420, 506048, 569304, 632560, 640467, 711630, 759072, 853956, 948840, 1067445, 1138608, 1265120, 1280934, 1423260, 1518144, 1707912, 1897680, 2134890, 2277216, 2530240, 2561868, 2846520, 3202335, 3415824, 3795360, 4269780, 4554432, 5123736, 5693040, 6404670, 6831648, 7590720, 8539560, 10247472, 11386080, 12809340, 13663296, 17079120, 20494944, 22772160, 25618680, 34158240, 40989888, 51237360, 68316480, 102474720, 204949440]

約数ペア:

[(1, 204949440), (2, 102474720), (3, 68316480), (4, 51237360), (5, 40989888), (6, 34158240), (8, 25618680), (9, 22772160), (10, 20494944), (12, 17079120), (15, 13663296), (16, 12809340), (18, 11386080), (20, 10247472), (24, 8539560), (27, 7590720), (30, 6831648), (32, 6404670), (36, 5693040), (40, 5123736), (45, 4554432), (48, 4269780), (54, 3795360), (60, 3415824), (64, 3202335), (72, 2846520), (80, 2561868), (81, 2530240), (90, 2277216), (96, 2134890), (108, 1897680), (120, 1707912), (135, 1518144), (144, 1423260), (160, 1280934), (162, 1265120), (180, 1138608), (192, 1067445), (216, 948840), (240, 853956), (270, 759072), (288, 711630), (320, 640467), (324, 632560), (360, 569304), (405, 506048), (432, 474420), (480, 426978), (540, 379536), (576, 355815), (648, 316280), (720, 284652), (810, 253024), (864, 237210), (960, 213489), (1080, 189768), (1296, 158140), (1440, 142326), (1620, 126512), (1728, 118605), (2160, 94884), (2592, 79070), (2880, 71163), (3240, 63256), (4320, 47442), (5184, 39535), (6480, 31628), (7907, 25920), (8640, 23721), (12960, 15814)]