16140720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{617}}^1$

素因数の和:742

約数の個数: 80

約数和(自身を含む): 50577120

約数和(自身を除く): 34436400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 617, 654, 872, 1090, 1234, 1308, 1635, 1744, 1851, 2180, 2468, 2616, 3085, 3270, 3702, 4360, 4936, 5232, 6170, 6540, 7404, 8720, 9255, 9872, 12340, 13080, 14808, 18510, 24680, 26160, 29616, 37020, 49360, 67253, 74040, 134506, 148080, 201759, 269012, 336265, 403518, 538024, 672530, 807036, 1008795, 1076048, 1345060, 1614072, 2017590, 2690120, 3228144, 4035180, 5380240, 8070360, 16140720]

約数ペア:

[(1, 16140720), (2, 8070360), (3, 5380240), (4, 4035180), (5, 3228144), (6, 2690120), (8, 2017590), (10, 1614072), (12, 1345060), (15, 1076048), (16, 1008795), (20, 807036), (24, 672530), (30, 538024), (40, 403518), (48, 336265), (60, 269012), (80, 201759), (109, 148080), (120, 134506), (218, 74040), (240, 67253), (327, 49360), (436, 37020), (545, 29616), (617, 26160), (654, 24680), (872, 18510), (1090, 14808), (1234, 13080), (1308, 12340), (1635, 9872), (1744, 9255), (1851, 8720), (2180, 7404), (2468, 6540), (2616, 6170), (3085, 5232), (3270, 4936), (3702, 4360)]