8900640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{883}}^1$

素因数の和:911

約数の個数: 144

約数和(自身を含む): 34751808

約数和(自身を除く): 25851168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 883, 1008, 1120, 1260, 1440, 1680, 1766, 2016, 2520, 2649, 3360, 3532, 4415, 5040, 5298, 6181, 7064, 7947, 8830, 10080, 10596, 12362, 13245, 14128, 15894, 17660, 18543, 21192, 24724, 26490, 28256, 30905, 31788, 35320, 37086, 39735, 42384, 49448, 52980, 55629, 61810, 63576, 70640, 74172, 79470, 84768, 92715, 98896, 105960, 111258, 123620, 127152, 141280, 148344, 158940, 185430, 197792, 211920, 222516, 247240, 254304, 278145, 296688, 317880, 370860, 423840, 445032, 494480, 556290, 593376, 635760, 741720, 890064, 988960, 1112580, 1271520, 1483440, 1780128, 2225160, 2966880, 4450320, 8900640]

約数ペア:

[(1, 8900640), (2, 4450320), (3, 2966880), (4, 2225160), (5, 1780128), (6, 1483440), (7, 1271520), (8, 1112580), (9, 988960), (10, 890064), (12, 741720), (14, 635760), (15, 593376), (16, 556290), (18, 494480), (20, 445032), (21, 423840), (24, 370860), (28, 317880), (30, 296688), (32, 278145), (35, 254304), (36, 247240), (40, 222516), (42, 211920), (45, 197792), (48, 185430), (56, 158940), (60, 148344), (63, 141280), (70, 127152), (72, 123620), (80, 111258), (84, 105960), (90, 98896), (96, 92715), (105, 84768), (112, 79470), (120, 74172), (126, 70640), (140, 63576), (144, 61810), (160, 55629), (168, 52980), (180, 49448), (210, 42384), (224, 39735), (240, 37086), (252, 35320), (280, 31788), (288, 30905), (315, 28256), (336, 26490), (360, 24724), (420, 21192), (480, 18543), (504, 17660), (560, 15894), (630, 14128), (672, 13245), (720, 12362), (840, 10596), (883, 10080), (1008, 8830), (1120, 7947), (1260, 7064), (1440, 6181), (1680, 5298), (1766, 5040), (2016, 4415), (2520, 3532), (2649, 3360)]