87920880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9901}}^1$

素因数の和:9954

約数の個数: 80

約数和(自身を含む): 279949344

約数和(自身を除く): 192028464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 9901, 19802, 29703, 39604, 49505, 59406, 79208, 99010, 118812, 148515, 158416, 198020, 237624, 297030, 366337, 396040, 475248, 594060, 732674, 792080, 1099011, 1188120, 1465348, 1831685, 2198022, 2376240, 2930696, 3663370, 4396044, 5495055, 5861392, 7326740, 8792088, 10990110, 14653480, 17584176, 21980220, 29306960, 43960440, 87920880]

約数ペア:

[(1, 87920880), (2, 43960440), (3, 29306960), (4, 21980220), (5, 17584176), (6, 14653480), (8, 10990110), (10, 8792088), (12, 7326740), (15, 5861392), (16, 5495055), (20, 4396044), (24, 3663370), (30, 2930696), (37, 2376240), (40, 2198022), (48, 1831685), (60, 1465348), (74, 1188120), (80, 1099011), (111, 792080), (120, 732674), (148, 594060), (185, 475248), (222, 396040), (240, 366337), (296, 297030), (370, 237624), (444, 198020), (555, 158416), (592, 148515), (740, 118812), (888, 99010), (1110, 79208), (1480, 59406), (1776, 49505), (2220, 39604), (2960, 29703), (4440, 19802), (8880, 9901)]