31470480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:529

約数の個数: 120

約数和(自身を含む): 106923960

約数和(自身を除く): 75453480

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, 109, 120, 144, 180, 218, 240, 327, 360, 401, 436, 545, 654, 720, 802, 872, 981, 1090, 1203, 1308, 1604, 1635, 1744, 1962, 2005, 2180, 2406, 2616, 3208, 3270, 3609, 3924, 4010, 4360, 4812, 4905, 5232, 6015, 6416, 6540, 7218, 7848, 8020, 8720, 9624, 9810, 12030, 13080, 14436, 15696, 16040, 18045, 19248, 19620, 24060, 26160, 28872, 32080, 36090, 39240, 43709, 48120, 57744, 72180, 78480, 87418, 96240, 131127, 144360, 174836, 218545, 262254, 288720, 349672, 393381, 437090, 524508, 655635, 699344, 786762, 874180, 1049016, 1311270, 1573524, 1748360, 1966905, 2098032, 2622540, 3147048, 3496720, 3933810, 5245080, 6294096, 7867620, 10490160, 15735240, 31470480]

約数ペア:

[(1, 31470480), (2, 15735240), (3, 10490160), (4, 7867620), (5, 6294096), (6, 5245080), (8, 3933810), (9, 3496720), (10, 3147048), (12, 2622540), (15, 2098032), (16, 1966905), (18, 1748360), (20, 1573524), (24, 1311270), (30, 1049016), (36, 874180), (40, 786762), (45, 699344), (48, 655635), (60, 524508), (72, 437090), (80, 393381), (90, 349672), (109, 288720), (120, 262254), (144, 218545), (180, 174836), (218, 144360), (240, 131127), (327, 96240), (360, 87418), (401, 78480), (436, 72180), (545, 57744), (654, 48120), (720, 43709), (802, 39240), (872, 36090), (981, 32080), (1090, 28872), (1203, 26160), (1308, 24060), (1604, 19620), (1635, 19248), (1744, 18045), (1962, 16040), (2005, 15696), (2180, 14436), (2406, 13080), (2616, 12030), (3208, 9810), (3270, 9624), (3609, 8720), (3924, 8020), (4010, 7848), (4360, 7218), (4812, 6540), (4905, 6416), (5232, 6015)]