380400160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19979}}^1$

素因数の和:20018

約数の個数: 96

約数和(自身を含む): 1087551360

約数和(自身を除く): 707151200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 476, 544, 560, 595, 680, 952, 1120, 1190, 1360, 1904, 2380, 2720, 3808, 4760, 9520, 19040, 19979, 39958, 79916, 99895, 139853, 159832, 199790, 279706, 319664, 339643, 399580, 559412, 639328, 679286, 699265, 799160, 1118824, 1358572, 1398530, 1598320, 1698215, 2237648, 2377501, 2717144, 2797060, 3196640, 3396430, 4475296, 4755002, 5434288, 5594120, 6792860, 9510004, 10868576, 11188240, 11887505, 13585720, 19020008, 22376480, 23775010, 27171440, 38040016, 47550020, 54342880, 76080032, 95100040, 190200080, 380400160]

約数ペア:

[(1, 380400160), (2, 190200080), (4, 95100040), (5, 76080032), (7, 54342880), (8, 47550020), (10, 38040016), (14, 27171440), (16, 23775010), (17, 22376480), (20, 19020008), (28, 13585720), (32, 11887505), (34, 11188240), (35, 10868576), (40, 9510004), (56, 6792860), (68, 5594120), (70, 5434288), (80, 4755002), (85, 4475296), (112, 3396430), (119, 3196640), (136, 2797060), (140, 2717144), (160, 2377501), (170, 2237648), (224, 1698215), (238, 1598320), (272, 1398530), (280, 1358572), (340, 1118824), (476, 799160), (544, 699265), (560, 679286), (595, 639328), (680, 559412), (952, 399580), (1120, 339643), (1190, 319664), (1360, 279706), (1904, 199790), (2380, 159832), (2720, 139853), (3808, 99895), (4760, 79916), (9520, 39958), (19040, 19979)]