200880

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{31}}^1$

素因数の和:56

約数の個数: 100

約数和(自身を含む): 720192

約数和(自身を除く): 519312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 108, 120, 124, 135, 144, 155, 162, 180, 186, 216, 240, 248, 270, 279, 310, 324, 360, 372, 405, 432, 465, 496, 540, 558, 620, 648, 720, 744, 810, 837, 930, 1080, 1116, 1240, 1296, 1395, 1488, 1620, 1674, 1860, 2160, 2232, 2480, 2511, 2790, 3240, 3348, 3720, 4185, 4464, 5022, 5580, 6480, 6696, 7440, 8370, 10044, 11160, 12555, 13392, 16740, 20088, 22320, 25110, 33480, 40176, 50220, 66960, 100440, 200880]

約数ペア:

[(1, 200880), (2, 100440), (3, 66960), (4, 50220), (5, 40176), (6, 33480), (8, 25110), (9, 22320), (10, 20088), (12, 16740), (15, 13392), (16, 12555), (18, 11160), (20, 10044), (24, 8370), (27, 7440), (30, 6696), (31, 6480), (36, 5580), (40, 5022), (45, 4464), (48, 4185), (54, 3720), (60, 3348), (62, 3240), (72, 2790), (80, 2511), (81, 2480), (90, 2232), (93, 2160), (108, 1860), (120, 1674), (124, 1620), (135, 1488), (144, 1395), (155, 1296), (162, 1240), (180, 1116), (186, 1080), (216, 930), (240, 837), (248, 810), (270, 744), (279, 720), (310, 648), (324, 620), (360, 558), (372, 540), (405, 496), (432, 465)]