1639595520

素因数分解:

$2^9\times 3^4\times 5^1\times {\mathrm{7907}}^1$

素因数の和:7942

約数の個数: 200

約数和(自身を含む): 5873255784

約数和(自身を除く): 4233660264

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, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1080, 1152, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 2160, 2304, 2560, 2592, 2880, 3240, 3456, 3840, 4320, 4608, 5184, 5760, 6480, 6912, 7680, 7907, 8640, 10368, 11520, 12960, 13824, 15814, 17280, 20736, 23040, 23721, 25920, 31628, 34560, 39535, 41472, 47442, 51840, 63256, 69120, 71163, 79070, 94884, 103680, 118605, 126512, 142326, 158140, 189768, 207360, 213489, 237210, 253024, 284652, 316280, 355815, 379536, 426978, 474420, 506048, 569304, 632560, 640467, 711630, 759072, 853956, 948840, 1012096, 1067445, 1138608, 1265120, 1280934, 1423260, 1518144, 1707912, 1897680, 2024192, 2134890, 2277216, 2530240, 2561868, 2846520, 3036288, 3202335, 3415824, 3795360, 4048384, 4269780, 4554432, 5060480, 5123736, 5693040, 6072576, 6404670, 6831648, 7590720, 8539560, 9108864, 10120960, 10247472, 11386080, 12145152, 12809340, 13663296, 15181440, 17079120, 18217728, 20241920, 20494944, 22772160, 25618680, 27326592, 30362880, 34158240, 36435456, 40989888, 45544320, 51237360, 54653184, 60725760, 68316480, 81979776, 91088640, 102474720, 109306368, 136632960, 163959552, 182177280, 204949440, 273265920, 327919104, 409898880, 546531840, 819797760, 1639595520]

約数ペア:

[(1, 1639595520), (2, 819797760), (3, 546531840), (4, 409898880), (5, 327919104), (6, 273265920), (8, 204949440), (9, 182177280), (10, 163959552), (12, 136632960), (15, 109306368), (16, 102474720), (18, 91088640), (20, 81979776), (24, 68316480), (27, 60725760), (30, 54653184), (32, 51237360), (36, 45544320), (40, 40989888), (45, 36435456), (48, 34158240), (54, 30362880), (60, 27326592), (64, 25618680), (72, 22772160), (80, 20494944), (81, 20241920), (90, 18217728), (96, 17079120), (108, 15181440), (120, 13663296), (128, 12809340), (135, 12145152), (144, 11386080), (160, 10247472), (162, 10120960), (180, 9108864), (192, 8539560), (216, 7590720), (240, 6831648), (256, 6404670), (270, 6072576), (288, 5693040), (320, 5123736), (324, 5060480), (360, 4554432), (384, 4269780), (405, 4048384), (432, 3795360), (480, 3415824), (512, 3202335), (540, 3036288), (576, 2846520), (640, 2561868), (648, 2530240), (720, 2277216), (768, 2134890), (810, 2024192), (864, 1897680), (960, 1707912), (1080, 1518144), (1152, 1423260), (1280, 1280934), (1296, 1265120), (1440, 1138608), (1536, 1067445), (1620, 1012096), (1728, 948840), (1920, 853956), (2160, 759072), (2304, 711630), (2560, 640467), (2592, 632560), (2880, 569304), (3240, 506048), (3456, 474420), (3840, 426978), (4320, 379536), (4608, 355815), (5184, 316280), (5760, 284652), (6480, 253024), (6912, 237210), (7680, 213489), (7907, 207360), (8640, 189768), (10368, 158140), (11520, 142326), (12960, 126512), (13824, 118605), (15814, 103680), (17280, 94884), (20736, 79070), (23040, 71163), (23721, 69120), (25920, 63256), (31628, 51840), (34560, 47442), (39535, 41472)]