67728240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{863}}^1$

素因数の和:991

約数の個数: 120

約数和(自身を含む): 229806720

約数和(自身を除く): 162078480

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, 436, 545, 654, 720, 863, 872, 981, 1090, 1308, 1635, 1726, 1744, 1962, 2180, 2589, 2616, 3270, 3452, 3924, 4315, 4360, 4905, 5178, 5232, 6540, 6904, 7767, 7848, 8630, 8720, 9810, 10356, 12945, 13080, 13808, 15534, 15696, 17260, 19620, 20712, 25890, 26160, 31068, 34520, 38835, 39240, 41424, 51780, 62136, 69040, 77670, 78480, 94067, 103560, 124272, 155340, 188134, 207120, 282201, 310680, 376268, 470335, 564402, 621360, 752536, 846603, 940670, 1128804, 1411005, 1505072, 1693206, 1881340, 2257608, 2822010, 3386412, 3762680, 4233015, 4515216, 5644020, 6772824, 7525360, 8466030, 11288040, 13545648, 16932060, 22576080, 33864120, 67728240]

約数ペア:

[(1, 67728240), (2, 33864120), (3, 22576080), (4, 16932060), (5, 13545648), (6, 11288040), (8, 8466030), (9, 7525360), (10, 6772824), (12, 5644020), (15, 4515216), (16, 4233015), (18, 3762680), (20, 3386412), (24, 2822010), (30, 2257608), (36, 1881340), (40, 1693206), (45, 1505072), (48, 1411005), (60, 1128804), (72, 940670), (80, 846603), (90, 752536), (109, 621360), (120, 564402), (144, 470335), (180, 376268), (218, 310680), (240, 282201), (327, 207120), (360, 188134), (436, 155340), (545, 124272), (654, 103560), (720, 94067), (863, 78480), (872, 77670), (981, 69040), (1090, 62136), (1308, 51780), (1635, 41424), (1726, 39240), (1744, 38835), (1962, 34520), (2180, 31068), (2589, 26160), (2616, 25890), (3270, 20712), (3452, 19620), (3924, 17260), (4315, 15696), (4360, 15534), (4905, 13808), (5178, 13080), (5232, 12945), (6540, 10356), (6904, 9810), (7767, 8720), (7848, 8630)]