20189184480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{53309}}^1$

素因数の和:53593

約数の個数: 144

約数和(自身を含む): 69158849760

約数和(自身を除く): 48969665280

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, 263, 288, 360, 480, 526, 720, 789, 1052, 1315, 1440, 1578, 2104, 2367, 2630, 3156, 3945, 4208, 4734, 5260, 6312, 7890, 8416, 9468, 10520, 11835, 12624, 15780, 18936, 21040, 23670, 25248, 31560, 37872, 42080, 47340, 53309, 63120, 75744, 94680, 106618, 126240, 159927, 189360, 213236, 266545, 319854, 378720, 426472, 479781, 533090, 639708, 799635, 852944, 959562, 1066180, 1279416, 1599270, 1705888, 1919124, 2132360, 2398905, 2558832, 3198540, 3838248, 4264720, 4797810, 5117664, 6397080, 7676496, 8529440, 9595620, 12794160, 14020267, 15352992, 19191240, 25588320, 28040534, 38382480, 42060801, 56081068, 70101335, 76764960, 84121602, 112162136, 126182403, 140202670, 168243204, 210304005, 224324272, 252364806, 280405340, 336486408, 420608010, 448648544, 504729612, 560810680, 630912015, 672972816, 841216020, 1009459224, 1121621360, 1261824030, 1345945632, 1682432040, 2018918448, 2243242720, 2523648060, 3364864080, 4037836896, 5047296120, 6729728160, 10094592240, 20189184480]

約数ペア:

[(1, 20189184480), (2, 10094592240), (3, 6729728160), (4, 5047296120), (5, 4037836896), (6, 3364864080), (8, 2523648060), (9, 2243242720), (10, 2018918448), (12, 1682432040), (15, 1345945632), (16, 1261824030), (18, 1121621360), (20, 1009459224), (24, 841216020), (30, 672972816), (32, 630912015), (36, 560810680), (40, 504729612), (45, 448648544), (48, 420608010), (60, 336486408), (72, 280405340), (80, 252364806), (90, 224324272), (96, 210304005), (120, 168243204), (144, 140202670), (160, 126182403), (180, 112162136), (240, 84121602), (263, 76764960), (288, 70101335), (360, 56081068), (480, 42060801), (526, 38382480), (720, 28040534), (789, 25588320), (1052, 19191240), (1315, 15352992), (1440, 14020267), (1578, 12794160), (2104, 9595620), (2367, 8529440), (2630, 7676496), (3156, 6397080), (3945, 5117664), (4208, 4797810), (4734, 4264720), (5260, 3838248), (6312, 3198540), (7890, 2558832), (8416, 2398905), (9468, 2132360), (10520, 1919124), (11835, 1705888), (12624, 1599270), (15780, 1279416), (18936, 1066180), (21040, 959562), (23670, 852944), (25248, 799635), (31560, 639708), (37872, 533090), (42080, 479781), (47340, 426472), (53309, 378720), (63120, 319854), (75744, 266545), (94680, 213236), (106618, 189360), (126240, 159927)]