31790640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:299

約数の個数: 160

約数和(自身を含む): 114278400

約数和(自身を除く): 82487760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 127, 140, 149, 168, 210, 240, 254, 280, 298, 336, 381, 420, 447, 508, 560, 596, 635, 745, 762, 840, 889, 894, 1016, 1043, 1192, 1270, 1490, 1524, 1680, 1778, 1788, 1905, 2032, 2086, 2235, 2384, 2540, 2667, 2980, 3048, 3129, 3556, 3576, 3810, 4172, 4445, 4470, 5080, 5215, 5334, 5960, 6096, 6258, 7112, 7152, 7620, 8344, 8890, 8940, 10160, 10430, 10668, 11920, 12516, 13335, 14224, 15240, 15645, 16688, 17780, 17880, 18923, 20860, 21336, 25032, 26670, 30480, 31290, 35560, 35760, 37846, 41720, 42672, 50064, 53340, 56769, 62580, 71120, 75692, 83440, 94615, 106680, 113538, 125160, 132461, 151384, 189230, 213360, 227076, 250320, 264922, 283845, 302768, 378460, 397383, 454152, 529844, 567690, 662305, 756920, 794766, 908304, 1059688, 1135380, 1324610, 1513840, 1589532, 1986915, 2119376, 2270760, 2649220, 3179064, 3973830, 4541520, 5298440, 6358128, 7947660, 10596880, 15895320, 31790640]

約数ペア:

[(1, 31790640), (2, 15895320), (3, 10596880), (4, 7947660), (5, 6358128), (6, 5298440), (7, 4541520), (8, 3973830), (10, 3179064), (12, 2649220), (14, 2270760), (15, 2119376), (16, 1986915), (20, 1589532), (21, 1513840), (24, 1324610), (28, 1135380), (30, 1059688), (35, 908304), (40, 794766), (42, 756920), (48, 662305), (56, 567690), (60, 529844), (70, 454152), (80, 397383), (84, 378460), (105, 302768), (112, 283845), (120, 264922), (127, 250320), (140, 227076), (149, 213360), (168, 189230), (210, 151384), (240, 132461), (254, 125160), (280, 113538), (298, 106680), (336, 94615), (381, 83440), (420, 75692), (447, 71120), (508, 62580), (560, 56769), (596, 53340), (635, 50064), (745, 42672), (762, 41720), (840, 37846), (889, 35760), (894, 35560), (1016, 31290), (1043, 30480), (1192, 26670), (1270, 25032), (1490, 21336), (1524, 20860), (1680, 18923), (1778, 17880), (1788, 17780), (1905, 16688), (2032, 15645), (2086, 15240), (2235, 14224), (2384, 13335), (2540, 12516), (2667, 11920), (2980, 10668), (3048, 10430), (3129, 10160), (3556, 8940), (3576, 8890), (3810, 8344), (4172, 7620), (4445, 7152), (4470, 7112), (5080, 6258), (5215, 6096), (5334, 5960)]