12768720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:740

約数の個数: 80

約数和(自身を含む): 40122432

約数和(自身を除く): 27353712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 166, 240, 249, 332, 415, 498, 641, 664, 830, 996, 1245, 1282, 1328, 1660, 1923, 1992, 2490, 2564, 3205, 3320, 3846, 3984, 4980, 5128, 6410, 6640, 7692, 9615, 9960, 10256, 12820, 15384, 19230, 19920, 25640, 30768, 38460, 51280, 53203, 76920, 106406, 153840, 159609, 212812, 266015, 319218, 425624, 532030, 638436, 798045, 851248, 1064060, 1276872, 1596090, 2128120, 2553744, 3192180, 4256240, 6384360, 12768720]

約数ペア:

[(1, 12768720), (2, 6384360), (3, 4256240), (4, 3192180), (5, 2553744), (6, 2128120), (8, 1596090), (10, 1276872), (12, 1064060), (15, 851248), (16, 798045), (20, 638436), (24, 532030), (30, 425624), (40, 319218), (48, 266015), (60, 212812), (80, 159609), (83, 153840), (120, 106406), (166, 76920), (240, 53203), (249, 51280), (332, 38460), (415, 30768), (498, 25640), (641, 19920), (664, 19230), (830, 15384), (996, 12820), (1245, 10256), (1282, 9960), (1328, 9615), (1660, 7692), (1923, 6640), (1992, 6410), (2490, 5128), (2564, 4980), (3205, 3984), (3320, 3846)]