20146044960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{54437}}^1$

素因数の和:54715

約数の個数: 144

約数和(自身を含む): 69017149656

約数和(自身を除く): 48871104696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 257, 288, 360, 480, 514, 720, 771, 1028, 1285, 1440, 1542, 2056, 2313, 2570, 3084, 3855, 4112, 4626, 5140, 6168, 7710, 8224, 9252, 10280, 11565, 12336, 15420, 18504, 20560, 23130, 24672, 30840, 37008, 41120, 46260, 54437, 61680, 74016, 92520, 108874, 123360, 163311, 185040, 217748, 272185, 326622, 370080, 435496, 489933, 544370, 653244, 816555, 870992, 979866, 1088740, 1306488, 1633110, 1741984, 1959732, 2177480, 2449665, 2612976, 3266220, 3919464, 4354960, 4899330, 5225952, 6532440, 7838928, 8709920, 9798660, 13064880, 13990309, 15677856, 19597320, 26129760, 27980618, 39194640, 41970927, 55961236, 69951545, 78389280, 83941854, 111922472, 125912781, 139903090, 167883708, 209854635, 223844944, 251825562, 279806180, 335767416, 419709270, 447689888, 503651124, 559612360, 629563905, 671534832, 839418540, 1007302248, 1119224720, 1259127810, 1343069664, 1678837080, 2014604496, 2238449440, 2518255620, 3357674160, 4029208992, 5036511240, 6715348320, 10073022480, 20146044960]

約数ペア:

[(1, 20146044960), (2, 10073022480), (3, 6715348320), (4, 5036511240), (5, 4029208992), (6, 3357674160), (8, 2518255620), (9, 2238449440), (10, 2014604496), (12, 1678837080), (15, 1343069664), (16, 1259127810), (18, 1119224720), (20, 1007302248), (24, 839418540), (30, 671534832), (32, 629563905), (36, 559612360), (40, 503651124), (45, 447689888), (48, 419709270), (60, 335767416), (72, 279806180), (80, 251825562), (90, 223844944), (96, 209854635), (120, 167883708), (144, 139903090), (160, 125912781), (180, 111922472), (240, 83941854), (257, 78389280), (288, 69951545), (360, 55961236), (480, 41970927), (514, 39194640), (720, 27980618), (771, 26129760), (1028, 19597320), (1285, 15677856), (1440, 13990309), (1542, 13064880), (2056, 9798660), (2313, 8709920), (2570, 7838928), (3084, 6532440), (3855, 5225952), (4112, 4899330), (4626, 4354960), (5140, 3919464), (6168, 3266220), (7710, 2612976), (8224, 2449665), (9252, 2177480), (10280, 1959732), (11565, 1741984), (12336, 1633110), (15420, 1306488), (18504, 1088740), (20560, 979866), (23130, 870992), (24672, 816555), (30840, 653244), (37008, 544370), (41120, 489933), (46260, 435496), (54437, 370080), (61680, 326622), (74016, 272185), (92520, 217748), (108874, 185040), (123360, 163311)]