18958612320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{52453}}^1$

素因数の和:52725

約数の個数: 144

約数和(自身を含む): 64955256912

約数和(自身を除く): 45996644592

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, 251, 288, 360, 480, 502, 720, 753, 1004, 1255, 1440, 1506, 2008, 2259, 2510, 3012, 3765, 4016, 4518, 5020, 6024, 7530, 8032, 9036, 10040, 11295, 12048, 15060, 18072, 20080, 22590, 24096, 30120, 36144, 40160, 45180, 52453, 60240, 72288, 90360, 104906, 120480, 157359, 180720, 209812, 262265, 314718, 361440, 419624, 472077, 524530, 629436, 786795, 839248, 944154, 1049060, 1258872, 1573590, 1678496, 1888308, 2098120, 2360385, 2517744, 3147180, 3776616, 4196240, 4720770, 5035488, 6294360, 7553232, 8392480, 9441540, 12588720, 13165703, 15106464, 18883080, 25177440, 26331406, 37766160, 39497109, 52662812, 65828515, 75532320, 78994218, 105325624, 118491327, 131657030, 157988436, 197485545, 210651248, 236982654, 263314060, 315976872, 394971090, 421302496, 473965308, 526628120, 592456635, 631953744, 789942180, 947930616, 1053256240, 1184913270, 1263907488, 1579884360, 1895861232, 2106512480, 2369826540, 3159768720, 3791722464, 4739653080, 6319537440, 9479306160, 18958612320]

約数ペア:

[(1, 18958612320), (2, 9479306160), (3, 6319537440), (4, 4739653080), (5, 3791722464), (6, 3159768720), (8, 2369826540), (9, 2106512480), (10, 1895861232), (12, 1579884360), (15, 1263907488), (16, 1184913270), (18, 1053256240), (20, 947930616), (24, 789942180), (30, 631953744), (32, 592456635), (36, 526628120), (40, 473965308), (45, 421302496), (48, 394971090), (60, 315976872), (72, 263314060), (80, 236982654), (90, 210651248), (96, 197485545), (120, 157988436), (144, 131657030), (160, 118491327), (180, 105325624), (240, 78994218), (251, 75532320), (288, 65828515), (360, 52662812), (480, 39497109), (502, 37766160), (720, 26331406), (753, 25177440), (1004, 18883080), (1255, 15106464), (1440, 13165703), (1506, 12588720), (2008, 9441540), (2259, 8392480), (2510, 7553232), (3012, 6294360), (3765, 5035488), (4016, 4720770), (4518, 4196240), (5020, 3776616), (6024, 3147180), (7530, 2517744), (8032, 2360385), (9036, 2098120), (10040, 1888308), (11295, 1678496), (12048, 1573590), (15060, 1258872), (18072, 1049060), (20080, 944154), (22590, 839248), (24096, 786795), (30120, 629436), (36144, 524530), (40160, 472077), (45180, 419624), (52453, 361440), (60240, 314718), (72288, 262265), (90360, 209812), (104906, 180720), (120480, 157359)]