61798320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{85831}}^1$

素因数の和:85850

約数の個数: 60

約数和(自身を含む): 207541776

約数和(自身を除く): 145743456

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, 85831, 171662, 257493, 343324, 429155, 514986, 686648, 772479, 858310, 1029972, 1287465, 1373296, 1544958, 1716620, 2059944, 2574930, 3089916, 3433240, 3862395, 4119888, 5149860, 6179832, 6866480, 7724790, 10299720, 12359664, 15449580, 20599440, 30899160, 61798320]

約数ペア:

[(1, 61798320), (2, 30899160), (3, 20599440), (4, 15449580), (5, 12359664), (6, 10299720), (8, 7724790), (9, 6866480), (10, 6179832), (12, 5149860), (15, 4119888), (16, 3862395), (18, 3433240), (20, 3089916), (24, 2574930), (30, 2059944), (36, 1716620), (40, 1544958), (45, 1373296), (48, 1287465), (60, 1029972), (72, 858310), (80, 772479), (90, 686648), (120, 514986), (144, 429155), (180, 343324), (240, 257493), (360, 171662), (720, 85831)]