259356720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{487}}^1$

素因数の和:827

約数の個数: 160

約数和(自身を含む): 923655168

約数和(自身を除く): 664298448

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, 140, 168, 210, 240, 280, 317, 336, 420, 487, 560, 634, 840, 951, 974, 1268, 1461, 1585, 1680, 1902, 1948, 2219, 2435, 2536, 2922, 3170, 3409, 3804, 3896, 4438, 4755, 4870, 5072, 5844, 6340, 6657, 6818, 7305, 7608, 7792, 8876, 9510, 9740, 10227, 11095, 11688, 12680, 13314, 13636, 14610, 15216, 17045, 17752, 19020, 19480, 20454, 22190, 23376, 25360, 26628, 27272, 29220, 33285, 34090, 35504, 38040, 38960, 40908, 44380, 51135, 53256, 54544, 58440, 66570, 68180, 76080, 81816, 88760, 102270, 106512, 116880, 133140, 136360, 154379, 163632, 177520, 204540, 266280, 272720, 308758, 409080, 463137, 532560, 617516, 771895, 818160, 926274, 1080653, 1235032, 1543790, 1852548, 2161306, 2315685, 2470064, 3087580, 3241959, 3705096, 4322612, 4631370, 5403265, 6175160, 6483918, 7410192, 8645224, 9262740, 10806530, 12350320, 12967836, 16209795, 17290448, 18525480, 21613060, 25935672, 32419590, 37050960, 43226120, 51871344, 64839180, 86452240, 129678360, 259356720]

約数ペア:

[(1, 259356720), (2, 129678360), (3, 86452240), (4, 64839180), (5, 51871344), (6, 43226120), (7, 37050960), (8, 32419590), (10, 25935672), (12, 21613060), (14, 18525480), (15, 17290448), (16, 16209795), (20, 12967836), (21, 12350320), (24, 10806530), (28, 9262740), (30, 8645224), (35, 7410192), (40, 6483918), (42, 6175160), (48, 5403265), (56, 4631370), (60, 4322612), (70, 3705096), (80, 3241959), (84, 3087580), (105, 2470064), (112, 2315685), (120, 2161306), (140, 1852548), (168, 1543790), (210, 1235032), (240, 1080653), (280, 926274), (317, 818160), (336, 771895), (420, 617516), (487, 532560), (560, 463137), (634, 409080), (840, 308758), (951, 272720), (974, 266280), (1268, 204540), (1461, 177520), (1585, 163632), (1680, 154379), (1902, 136360), (1948, 133140), (2219, 116880), (2435, 106512), (2536, 102270), (2922, 88760), (3170, 81816), (3409, 76080), (3804, 68180), (3896, 66570), (4438, 58440), (4755, 54544), (4870, 53256), (5072, 51135), (5844, 44380), (6340, 40908), (6657, 38960), (6818, 38040), (7305, 35504), (7608, 34090), (7792, 33285), (8876, 29220), (9510, 27272), (9740, 26628), (10227, 25360), (11095, 23376), (11688, 22190), (12680, 20454), (13314, 19480), (13636, 19020), (14610, 17752), (15216, 17045)]