205512480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3319}}^1$

素因数の和:3383

約数の個数: 144

約数和(自身を含む): 717837120

約数和(自身を除く): 512324640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 344, 360, 387, 430, 480, 516, 645, 688, 720, 774, 860, 1032, 1290, 1376, 1440, 1548, 1720, 1935, 2064, 2580, 3096, 3319, 3440, 3870, 4128, 5160, 6192, 6638, 6880, 7740, 9957, 10320, 12384, 13276, 15480, 16595, 19914, 20640, 26552, 29871, 30960, 33190, 39828, 49785, 53104, 59742, 61920, 66380, 79656, 99570, 106208, 119484, 132760, 142717, 149355, 159312, 199140, 238968, 265520, 285434, 298710, 318624, 398280, 428151, 477936, 531040, 570868, 597420, 713585, 796560, 856302, 955872, 1141736, 1194840, 1284453, 1427170, 1593120, 1712604, 2140755, 2283472, 2389680, 2568906, 2854340, 3425208, 4281510, 4566944, 4779360, 5137812, 5708680, 6422265, 6850416, 8563020, 10275624, 11417360, 12844530, 13700832, 17126040, 20551248, 22834720, 25689060, 34252080, 41102496, 51378120, 68504160, 102756240, 205512480]

約数ペア:

[(1, 205512480), (2, 102756240), (3, 68504160), (4, 51378120), (5, 41102496), (6, 34252080), (8, 25689060), (9, 22834720), (10, 20551248), (12, 17126040), (15, 13700832), (16, 12844530), (18, 11417360), (20, 10275624), (24, 8563020), (30, 6850416), (32, 6422265), (36, 5708680), (40, 5137812), (43, 4779360), (45, 4566944), (48, 4281510), (60, 3425208), (72, 2854340), (80, 2568906), (86, 2389680), (90, 2283472), (96, 2140755), (120, 1712604), (129, 1593120), (144, 1427170), (160, 1284453), (172, 1194840), (180, 1141736), (215, 955872), (240, 856302), (258, 796560), (288, 713585), (344, 597420), (360, 570868), (387, 531040), (430, 477936), (480, 428151), (516, 398280), (645, 318624), (688, 298710), (720, 285434), (774, 265520), (860, 238968), (1032, 199140), (1290, 159312), (1376, 149355), (1440, 142717), (1548, 132760), (1720, 119484), (1935, 106208), (2064, 99570), (2580, 79656), (3096, 66380), (3319, 61920), (3440, 59742), (3870, 53104), (4128, 49785), (5160, 39828), (6192, 33190), (6638, 30960), (6880, 29871), (7740, 26552), (9957, 20640), (10320, 19914), (12384, 16595), (13276, 15480)]