2190459720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{180731}}^1$

素因数の和:180846

約数の個数: 64

約数和(自身を含む): 6636479040

約数和(自身を除く): 4446019320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 2020, 2424, 3030, 4040, 6060, 12120, 180731, 361462, 542193, 722924, 903655, 1084386, 1445848, 1807310, 2168772, 2710965, 3614620, 4337544, 5421930, 7229240, 10843860, 18253831, 21687720, 36507662, 54761493, 73015324, 91269155, 109522986, 146030648, 182538310, 219045972, 273807465, 365076620, 438091944, 547614930, 730153240, 1095229860, 2190459720]

約数ペア:

[(1, 2190459720), (2, 1095229860), (3, 730153240), (4, 547614930), (5, 438091944), (6, 365076620), (8, 273807465), (10, 219045972), (12, 182538310), (15, 146030648), (20, 109522986), (24, 91269155), (30, 73015324), (40, 54761493), (60, 36507662), (101, 21687720), (120, 18253831), (202, 10843860), (303, 7229240), (404, 5421930), (505, 4337544), (606, 3614620), (808, 2710965), (1010, 2168772), (1212, 1807310), (1515, 1445848), (2020, 1084386), (2424, 903655), (3030, 722924), (4040, 542193), (6060, 361462), (12120, 180731)]