285853680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1319}}^1$

素因数の和:1388

約数の個数: 240

約数和(自身を含む): 1123499520

約数和(自身を除く): 837645840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 48, 56, 60, 63, 70, 72, 80, 84, 86, 90, 105, 112, 120, 126, 129, 140, 144, 168, 172, 180, 210, 215, 240, 252, 258, 280, 301, 315, 336, 344, 360, 387, 420, 430, 504, 516, 560, 602, 630, 645, 688, 720, 774, 840, 860, 903, 1008, 1032, 1204, 1260, 1290, 1319, 1505, 1548, 1680, 1720, 1806, 1935, 2064, 2408, 2520, 2580, 2638, 2709, 3010, 3096, 3440, 3612, 3870, 3957, 4515, 4816, 5040, 5160, 5276, 5418, 6020, 6192, 6595, 7224, 7740, 7914, 9030, 9233, 10320, 10552, 10836, 11871, 12040, 13190, 13545, 14448, 15480, 15828, 18060, 18466, 19785, 21104, 21672, 23742, 24080, 26380, 27090, 27699, 30960, 31656, 36120, 36932, 39570, 43344, 46165, 47484, 52760, 54180, 55398, 56717, 59355, 63312, 72240, 73864, 79140, 83097, 92330, 94968, 105520, 108360, 110796, 113434, 118710, 138495, 147728, 158280, 166194, 170151, 184660, 189936, 216720, 221592, 226868, 237420, 276990, 283585, 316560, 332388, 340302, 369320, 397019, 415485, 443184, 453736, 474840, 510453, 553980, 567170, 664776, 680604, 738640, 794038, 830970, 850755, 907472, 949680, 1020906, 1107960, 1134340, 1191057, 1329552, 1361208, 1588076, 1661940, 1701510, 1985095, 2041812, 2215920, 2268680, 2382114, 2552265, 2722416, 3176152, 3323880, 3403020, 3573171, 3970190, 4083624, 4537360, 4764228, 5104530, 5955285, 6352304, 6647760, 6806040, 7146342, 7940380, 8167248, 9528456, 10209060, 11910570, 13612080, 14292684, 15880760, 17865855, 19056912, 20418120, 23821140, 28585368, 31761520, 35731710, 40836240, 47642280, 57170736, 71463420, 95284560, 142926840, 285853680]

約数ペア:

[(1, 285853680), (2, 142926840), (3, 95284560), (4, 71463420), (5, 57170736), (6, 47642280), (7, 40836240), (8, 35731710), (9, 31761520), (10, 28585368), (12, 23821140), (14, 20418120), (15, 19056912), (16, 17865855), (18, 15880760), (20, 14292684), (21, 13612080), (24, 11910570), (28, 10209060), (30, 9528456), (35, 8167248), (36, 7940380), (40, 7146342), (42, 6806040), (43, 6647760), (45, 6352304), (48, 5955285), (56, 5104530), (60, 4764228), (63, 4537360), (70, 4083624), (72, 3970190), (80, 3573171), (84, 3403020), (86, 3323880), (90, 3176152), (105, 2722416), (112, 2552265), (120, 2382114), (126, 2268680), (129, 2215920), (140, 2041812), (144, 1985095), (168, 1701510), (172, 1661940), (180, 1588076), (210, 1361208), (215, 1329552), (240, 1191057), (252, 1134340), (258, 1107960), (280, 1020906), (301, 949680), (315, 907472), (336, 850755), (344, 830970), (360, 794038), (387, 738640), (420, 680604), (430, 664776), (504, 567170), (516, 553980), (560, 510453), (602, 474840), (630, 453736), (645, 443184), (688, 415485), (720, 397019), (774, 369320), (840, 340302), (860, 332388), (903, 316560), (1008, 283585), (1032, 276990), (1204, 237420), (1260, 226868), (1290, 221592), (1319, 216720), (1505, 189936), (1548, 184660), (1680, 170151), (1720, 166194), (1806, 158280), (1935, 147728), (2064, 138495), (2408, 118710), (2520, 113434), (2580, 110796), (2638, 108360), (2709, 105520), (3010, 94968), (3096, 92330), (3440, 83097), (3612, 79140), (3870, 73864), (3957, 72240), (4515, 63312), (4816, 59355), (5040, 56717), (5160, 55398), (5276, 54180), (5418, 52760), (6020, 47484), (6192, 46165), (6595, 43344), (7224, 39570), (7740, 36932), (7914, 36120), (9030, 31656), (9233, 30960), (10320, 27699), (10552, 27090), (10836, 26380), (11871, 24080), (12040, 23742), (13190, 21672), (13545, 21104), (14448, 19785), (15480, 18466), (15828, 18060)]