258958320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1078993}}^1$

素因数の和:1079009

約数の個数: 40

約数和(自身を含む): 802771536

約数和(自身を除く): 543813216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1078993, 2157986, 3236979, 4315972, 5394965, 6473958, 8631944, 10789930, 12947916, 16184895, 17263888, 21579860, 25895832, 32369790, 43159720, 51791664, 64739580, 86319440, 129479160, 258958320]

約数ペア:

[(1, 258958320), (2, 129479160), (3, 86319440), (4, 64739580), (5, 51791664), (6, 43159720), (8, 32369790), (10, 25895832), (12, 21579860), (15, 17263888), (16, 16184895), (20, 12947916), (24, 10789930), (30, 8631944), (40, 6473958), (48, 5394965), (60, 4315972), (80, 3236979), (120, 2157986), (240, 1078993)]