89956260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{907}}^1$

素因数の和:970

約数の個数: 144

約数和(自身を含む): 297460800

約数和(自身を除く): 207504540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 29, 30, 36, 38, 45, 57, 58, 60, 76, 87, 90, 95, 114, 116, 145, 171, 174, 180, 190, 228, 261, 285, 290, 342, 348, 380, 435, 522, 551, 570, 580, 684, 855, 870, 907, 1044, 1102, 1140, 1305, 1653, 1710, 1740, 1814, 2204, 2610, 2721, 2755, 3306, 3420, 3628, 4535, 4959, 5220, 5442, 5510, 6612, 8163, 8265, 9070, 9918, 10884, 11020, 13605, 16326, 16530, 17233, 18140, 19836, 24795, 26303, 27210, 32652, 33060, 34466, 40815, 49590, 51699, 52606, 54420, 68932, 78909, 81630, 86165, 99180, 103398, 105212, 131515, 155097, 157818, 163260, 172330, 206796, 236727, 258495, 263030, 310194, 315636, 344660, 394545, 473454, 499757, 516990, 526060, 620388, 775485, 789090, 946908, 999514, 1033980, 1183635, 1499271, 1550970, 1578180, 1999028, 2367270, 2498785, 2998542, 3101940, 4497813, 4734540, 4997570, 5997084, 7496355, 8995626, 9995140, 14992710, 17991252, 22489065, 29985420, 44978130, 89956260]

約数ペア:

[(1, 89956260), (2, 44978130), (3, 29985420), (4, 22489065), (5, 17991252), (6, 14992710), (9, 9995140), (10, 8995626), (12, 7496355), (15, 5997084), (18, 4997570), (19, 4734540), (20, 4497813), (29, 3101940), (30, 2998542), (36, 2498785), (38, 2367270), (45, 1999028), (57, 1578180), (58, 1550970), (60, 1499271), (76, 1183635), (87, 1033980), (90, 999514), (95, 946908), (114, 789090), (116, 775485), (145, 620388), (171, 526060), (174, 516990), (180, 499757), (190, 473454), (228, 394545), (261, 344660), (285, 315636), (290, 310194), (342, 263030), (348, 258495), (380, 236727), (435, 206796), (522, 172330), (551, 163260), (570, 157818), (580, 155097), (684, 131515), (855, 105212), (870, 103398), (907, 99180), (1044, 86165), (1102, 81630), (1140, 78909), (1305, 68932), (1653, 54420), (1710, 52606), (1740, 51699), (1814, 49590), (2204, 40815), (2610, 34466), (2721, 33060), (2755, 32652), (3306, 27210), (3420, 26303), (3628, 24795), (4535, 19836), (4959, 18140), (5220, 17233), (5442, 16530), (5510, 16326), (6612, 13605), (8163, 11020), (8265, 10884), (9070, 9918)]