138842640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{64279}}^1$

素因数の和:64301

約数の個数: 80

約数和(自身を含む): 478243200

約数和(自身を除く): 339400560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 64279, 128558, 192837, 257116, 321395, 385674, 514232, 578511, 642790, 771348, 964185, 1028464, 1157022, 1285580, 1542696, 1735533, 1928370, 2314044, 2571160, 2892555, 3085392, 3471066, 3856740, 4628088, 5142320, 5785110, 6942132, 7713480, 8677665, 9256176, 11570220, 13884264, 15426960, 17355330, 23140440, 27768528, 34710660, 46280880, 69421320, 138842640]

約数ペア:

[(1, 138842640), (2, 69421320), (3, 46280880), (4, 34710660), (5, 27768528), (6, 23140440), (8, 17355330), (9, 15426960), (10, 13884264), (12, 11570220), (15, 9256176), (16, 8677665), (18, 7713480), (20, 6942132), (24, 5785110), (27, 5142320), (30, 4628088), (36, 3856740), (40, 3471066), (45, 3085392), (48, 2892555), (54, 2571160), (60, 2314044), (72, 1928370), (80, 1735533), (90, 1542696), (108, 1285580), (120, 1157022), (135, 1028464), (144, 964185), (180, 771348), (216, 642790), (240, 578511), (270, 514232), (360, 385674), (432, 321395), (540, 257116), (720, 192837), (1080, 128558), (2160, 64279)]