131089280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1009}}^1$

素因数の和:1064

約数の個数: 128

約数和(自身を含む): 370872000

約数和(自身を除く): 239782720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 560, 580, 640, 812, 896, 928, 1009, 1015, 1120, 1160, 1624, 1856, 2018, 2030, 2240, 2320, 3248, 3712, 4036, 4060, 4480, 4640, 5045, 6496, 7063, 8072, 8120, 9280, 10090, 12992, 14126, 16144, 16240, 18560, 20180, 25984, 28252, 29261, 32288, 32480, 35315, 40360, 56504, 58522, 64576, 64960, 70630, 80720, 113008, 117044, 129152, 129920, 141260, 146305, 161440, 204827, 226016, 234088, 282520, 292610, 322880, 409654, 452032, 468176, 565040, 585220, 645760, 819308, 904064, 936352, 1024135, 1130080, 1170440, 1638616, 1872704, 2048270, 2260160, 2340880, 3277232, 3745408, 4096540, 4520320, 4681760, 6554464, 8193080, 9363520, 13108928, 16386160, 18727040, 26217856, 32772320, 65544640, 131089280]

約数ペア:

[(1, 131089280), (2, 65544640), (4, 32772320), (5, 26217856), (7, 18727040), (8, 16386160), (10, 13108928), (14, 9363520), (16, 8193080), (20, 6554464), (28, 4681760), (29, 4520320), (32, 4096540), (35, 3745408), (40, 3277232), (56, 2340880), (58, 2260160), (64, 2048270), (70, 1872704), (80, 1638616), (112, 1170440), (116, 1130080), (128, 1024135), (140, 936352), (145, 904064), (160, 819308), (203, 645760), (224, 585220), (232, 565040), (280, 468176), (290, 452032), (320, 409654), (406, 322880), (448, 292610), (464, 282520), (560, 234088), (580, 226016), (640, 204827), (812, 161440), (896, 146305), (928, 141260), (1009, 129920), (1015, 129152), (1120, 117044), (1160, 113008), (1624, 80720), (1856, 70630), (2018, 64960), (2030, 64576), (2240, 58522), (2320, 56504), (3248, 40360), (3712, 35315), (4036, 32480), (4060, 32288), (4480, 29261), (4640, 28252), (5045, 25984), (6496, 20180), (7063, 18560), (8072, 16240), (8120, 16144), (9280, 14126), (10090, 12992)]