17801280

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{883}}^1$

素因数の和:913

約数の個数: 168

約数和(自身を含む): 70055232

約数和(自身を除く): 52253952

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, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 883, 960, 1008, 1120, 1260, 1344, 1440, 1680, 1766, 2016, 2240, 2520, 2649, 2880, 3360, 3532, 4032, 4415, 5040, 5298, 6181, 6720, 7064, 7947, 8830, 10080, 10596, 12362, 13245, 14128, 15894, 17660, 18543, 20160, 21192, 24724, 26490, 28256, 30905, 31788, 35320, 37086, 39735, 42384, 49448, 52980, 55629, 56512, 61810, 63576, 70640, 74172, 79470, 84768, 92715, 98896, 105960, 111258, 123620, 127152, 141280, 148344, 158940, 169536, 185430, 197792, 211920, 222516, 247240, 254304, 278145, 282560, 296688, 317880, 370860, 395584, 423840, 445032, 494480, 508608, 556290, 593376, 635760, 741720, 847680, 890064, 988960, 1112580, 1186752, 1271520, 1483440, 1780128, 1977920, 2225160, 2543040, 2966880, 3560256, 4450320, 5933760, 8900640, 17801280]

約数ペア:

[(1, 17801280), (2, 8900640), (3, 5933760), (4, 4450320), (5, 3560256), (6, 2966880), (7, 2543040), (8, 2225160), (9, 1977920), (10, 1780128), (12, 1483440), (14, 1271520), (15, 1186752), (16, 1112580), (18, 988960), (20, 890064), (21, 847680), (24, 741720), (28, 635760), (30, 593376), (32, 556290), (35, 508608), (36, 494480), (40, 445032), (42, 423840), (45, 395584), (48, 370860), (56, 317880), (60, 296688), (63, 282560), (64, 278145), (70, 254304), (72, 247240), (80, 222516), (84, 211920), (90, 197792), (96, 185430), (105, 169536), (112, 158940), (120, 148344), (126, 141280), (140, 127152), (144, 123620), (160, 111258), (168, 105960), (180, 98896), (192, 92715), (210, 84768), (224, 79470), (240, 74172), (252, 70640), (280, 63576), (288, 61810), (315, 56512), (320, 55629), (336, 52980), (360, 49448), (420, 42384), (448, 39735), (480, 37086), (504, 35320), (560, 31788), (576, 30905), (630, 28256), (672, 26490), (720, 24724), (840, 21192), (883, 20160), (960, 18543), (1008, 17660), (1120, 15894), (1260, 14128), (1344, 13245), (1440, 12362), (1680, 10596), (1766, 10080), (2016, 8830), (2240, 7947), (2520, 7064), (2649, 6720), (2880, 6181), (3360, 5298), (3532, 5040), (4032, 4415)]