1660463840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{883}}^1$

素因数の和:1001

約数の個数: 192

約数和(自身を含む): 4747631616

約数和(自身を除く): 3087167776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 73, 80, 92, 112, 115, 140, 146, 160, 161, 184, 224, 230, 280, 292, 322, 365, 368, 460, 511, 560, 584, 644, 730, 736, 805, 883, 920, 1022, 1120, 1168, 1288, 1460, 1610, 1679, 1766, 1840, 2044, 2336, 2555, 2576, 2920, 3220, 3358, 3532, 3680, 4088, 4415, 5110, 5152, 5840, 6181, 6440, 6716, 7064, 8176, 8395, 8830, 10220, 11680, 11753, 12362, 12880, 13432, 14128, 16352, 16790, 17660, 20309, 20440, 23506, 24724, 25760, 26864, 28256, 30905, 33580, 35320, 40618, 40880, 47012, 49448, 53728, 58765, 61810, 64459, 67160, 70640, 81236, 81760, 94024, 98896, 101545, 117530, 123620, 128918, 134320, 141280, 142163, 162472, 188048, 197792, 203090, 235060, 247240, 257836, 268640, 284326, 322295, 324944, 376096, 406180, 451213, 470120, 494480, 515672, 568652, 644590, 649888, 710815, 812360, 902426, 940240, 988960, 1031344, 1137304, 1289180, 1421630, 1482557, 1624720, 1804852, 1880480, 2062688, 2256065, 2274608, 2578360, 2843260, 2965114, 3249440, 3609704, 4512130, 4549216, 5156720, 5686520, 5930228, 7219408, 7412785, 9024260, 10313440, 10377899, 11373040, 11860456, 14438816, 14825570, 18048520, 20755798, 22746080, 23720912, 29651140, 36097040, 41511596, 47441824, 51889495, 59302280, 72194080, 83023192, 103778990, 118604560, 166046384, 207557980, 237209120, 332092768, 415115960, 830231920, 1660463840]

約数ペア:

[(1, 1660463840), (2, 830231920), (4, 415115960), (5, 332092768), (7, 237209120), (8, 207557980), (10, 166046384), (14, 118604560), (16, 103778990), (20, 83023192), (23, 72194080), (28, 59302280), (32, 51889495), (35, 47441824), (40, 41511596), (46, 36097040), (56, 29651140), (70, 23720912), (73, 22746080), (80, 20755798), (92, 18048520), (112, 14825570), (115, 14438816), (140, 11860456), (146, 11373040), (160, 10377899), (161, 10313440), (184, 9024260), (224, 7412785), (230, 7219408), (280, 5930228), (292, 5686520), (322, 5156720), (365, 4549216), (368, 4512130), (460, 3609704), (511, 3249440), (560, 2965114), (584, 2843260), (644, 2578360), (730, 2274608), (736, 2256065), (805, 2062688), (883, 1880480), (920, 1804852), (1022, 1624720), (1120, 1482557), (1168, 1421630), (1288, 1289180), (1460, 1137304), (1610, 1031344), (1679, 988960), (1766, 940240), (1840, 902426), (2044, 812360), (2336, 710815), (2555, 649888), (2576, 644590), (2920, 568652), (3220, 515672), (3358, 494480), (3532, 470120), (3680, 451213), (4088, 406180), (4415, 376096), (5110, 324944), (5152, 322295), (5840, 284326), (6181, 268640), (6440, 257836), (6716, 247240), (7064, 235060), (8176, 203090), (8395, 197792), (8830, 188048), (10220, 162472), (11680, 142163), (11753, 141280), (12362, 134320), (12880, 128918), (13432, 123620), (14128, 117530), (16352, 101545), (16790, 98896), (17660, 94024), (20309, 81760), (20440, 81236), (23506, 70640), (24724, 67160), (25760, 64459), (26864, 61810), (28256, 58765), (30905, 53728), (33580, 49448), (35320, 47012), (40618, 40880)]