31912560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:495

約数の個数: 120

約数和(自身を含む): 108326400

約数和(自身を除く): 76413840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 127, 144, 180, 240, 254, 349, 360, 381, 508, 635, 698, 720, 762, 1016, 1047, 1143, 1270, 1396, 1524, 1745, 1905, 2032, 2094, 2286, 2540, 2792, 3048, 3141, 3490, 3810, 4188, 4572, 5080, 5235, 5584, 5715, 6096, 6282, 6980, 7620, 8376, 9144, 10160, 10470, 11430, 12564, 13960, 15240, 15705, 16752, 18288, 20940, 22860, 25128, 27920, 30480, 31410, 41880, 44323, 45720, 50256, 62820, 83760, 88646, 91440, 125640, 132969, 177292, 221615, 251280, 265938, 354584, 398907, 443230, 531876, 664845, 709168, 797814, 886460, 1063752, 1329690, 1595628, 1772920, 1994535, 2127504, 2659380, 3191256, 3545840, 3989070, 5318760, 6382512, 7978140, 10637520, 15956280, 31912560]

約数ペア:

[(1, 31912560), (2, 15956280), (3, 10637520), (4, 7978140), (5, 6382512), (6, 5318760), (8, 3989070), (9, 3545840), (10, 3191256), (12, 2659380), (15, 2127504), (16, 1994535), (18, 1772920), (20, 1595628), (24, 1329690), (30, 1063752), (36, 886460), (40, 797814), (45, 709168), (48, 664845), (60, 531876), (72, 443230), (80, 398907), (90, 354584), (120, 265938), (127, 251280), (144, 221615), (180, 177292), (240, 132969), (254, 125640), (349, 91440), (360, 88646), (381, 83760), (508, 62820), (635, 50256), (698, 45720), (720, 44323), (762, 41880), (1016, 31410), (1047, 30480), (1143, 27920), (1270, 25128), (1396, 22860), (1524, 20940), (1745, 18288), (1905, 16752), (2032, 15705), (2094, 15240), (2286, 13960), (2540, 12564), (2792, 11430), (3048, 10470), (3141, 10160), (3490, 9144), (3810, 8376), (4188, 7620), (4572, 6980), (5080, 6282), (5235, 6096), (5584, 5715)]