51684840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{143569}}^1$

素因数の和:143586

約数の個数: 48

約数和(自身を含む): 167976900

約数和(自身を除く): 116292060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 143569, 287138, 430707, 574276, 717845, 861414, 1148552, 1292121, 1435690, 1722828, 2153535, 2584242, 2871380, 3445656, 4307070, 5168484, 5742760, 6460605, 8614140, 10336968, 12921210, 17228280, 25842420, 51684840]

約数ペア:

[(1, 51684840), (2, 25842420), (3, 17228280), (4, 12921210), (5, 10336968), (6, 8614140), (8, 6460605), (9, 5742760), (10, 5168484), (12, 4307070), (15, 3445656), (18, 2871380), (20, 2584242), (24, 2153535), (30, 1722828), (36, 1435690), (40, 1292121), (45, 1148552), (60, 861414), (72, 717845), (90, 574276), (120, 430707), (180, 287138), (360, 143569)]