140623920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{195311}}^1$

素因数の和:195330

約数の個数: 60

約数和(自身を含む): 472264416

約数和(自身を除く): 331640496

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, 120, 144, 180, 240, 360, 720, 195311, 390622, 585933, 781244, 976555, 1171866, 1562488, 1757799, 1953110, 2343732, 2929665, 3124976, 3515598, 3906220, 4687464, 5859330, 7031196, 7812440, 8788995, 9374928, 11718660, 14062392, 15624880, 17577990, 23437320, 28124784, 35155980, 46874640, 70311960, 140623920]

約数ペア:

[(1, 140623920), (2, 70311960), (3, 46874640), (4, 35155980), (5, 28124784), (6, 23437320), (8, 17577990), (9, 15624880), (10, 14062392), (12, 11718660), (15, 9374928), (16, 8788995), (18, 7812440), (20, 7031196), (24, 5859330), (30, 4687464), (36, 3906220), (40, 3515598), (45, 3124976), (48, 2929665), (60, 2343732), (72, 1953110), (80, 1757799), (90, 1562488), (120, 1171866), (144, 976555), (180, 781244), (240, 585933), (360, 390622), (720, 195311)]