1284074240

素因数分解:

$2^8\times 5^1\times {\mathrm{587}}^1\times {\mathrm{1709}}^1$

素因数の和:2317

約数の個数: 72

約数和(自身を含む): 3082801680

約数和(自身を除く): 1798727440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 587, 640, 1174, 1280, 1709, 2348, 2935, 3418, 4696, 5870, 6836, 8545, 9392, 11740, 13672, 17090, 18784, 23480, 27344, 34180, 37568, 46960, 54688, 68360, 75136, 93920, 109376, 136720, 150272, 187840, 218752, 273440, 375680, 437504, 546880, 751360, 1003183, 1093760, 2006366, 2187520, 4012732, 5015915, 8025464, 10031830, 16050928, 20063660, 32101856, 40127320, 64203712, 80254640, 128407424, 160509280, 256814848, 321018560, 642037120, 1284074240]

約数ペア:

[(1, 1284074240), (2, 642037120), (4, 321018560), (5, 256814848), (8, 160509280), (10, 128407424), (16, 80254640), (20, 64203712), (32, 40127320), (40, 32101856), (64, 20063660), (80, 16050928), (128, 10031830), (160, 8025464), (256, 5015915), (320, 4012732), (587, 2187520), (640, 2006366), (1174, 1093760), (1280, 1003183), (1709, 751360), (2348, 546880), (2935, 437504), (3418, 375680), (4696, 273440), (5870, 218752), (6836, 187840), (8545, 150272), (9392, 136720), (11740, 109376), (13672, 93920), (17090, 75136), (18784, 68360), (23480, 54688), (27344, 46960), (34180, 37568)]