64719840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1364

約数の個数: 96

約数和(自身を含む): 205904160

約数和(自身を除く): 141184320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 109, 120, 160, 218, 240, 327, 436, 480, 545, 654, 872, 1090, 1237, 1308, 1635, 1744, 2180, 2474, 2616, 3270, 3488, 3711, 4360, 4948, 5232, 6185, 6540, 7422, 8720, 9896, 10464, 12370, 13080, 14844, 17440, 18555, 19792, 24740, 26160, 29688, 37110, 39584, 49480, 52320, 59376, 74220, 98960, 118752, 134833, 148440, 197920, 269666, 296880, 404499, 539332, 593760, 674165, 808998, 1078664, 1348330, 1617996, 2022495, 2157328, 2696660, 3235992, 4044990, 4314656, 5393320, 6471984, 8089980, 10786640, 12943968, 16179960, 21573280, 32359920, 64719840]

約数ペア:

[(1, 64719840), (2, 32359920), (3, 21573280), (4, 16179960), (5, 12943968), (6, 10786640), (8, 8089980), (10, 6471984), (12, 5393320), (15, 4314656), (16, 4044990), (20, 3235992), (24, 2696660), (30, 2157328), (32, 2022495), (40, 1617996), (48, 1348330), (60, 1078664), (80, 808998), (96, 674165), (109, 593760), (120, 539332), (160, 404499), (218, 296880), (240, 269666), (327, 197920), (436, 148440), (480, 134833), (545, 118752), (654, 98960), (872, 74220), (1090, 59376), (1237, 52320), (1308, 49480), (1635, 39584), (1744, 37110), (2180, 29688), (2474, 26160), (2616, 24740), (3270, 19792), (3488, 18555), (3711, 17440), (4360, 14844), (4948, 13080), (5232, 12370), (6185, 10464), (6540, 9896), (7422, 8720)]