309319440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1288831}}^1$

素因数の和:1288847

約数の個数: 40

約数和(自身を含む): 958891008

約数和(自身を除く): 649571568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1288831, 2577662, 3866493, 5155324, 6444155, 7732986, 10310648, 12888310, 15465972, 19332465, 20621296, 25776620, 30931944, 38664930, 51553240, 61863888, 77329860, 103106480, 154659720, 309319440]

約数ペア:

[(1, 309319440), (2, 154659720), (3, 103106480), (4, 77329860), (5, 61863888), (6, 51553240), (8, 38664930), (10, 30931944), (12, 25776620), (15, 20621296), (16, 19332465), (20, 15465972), (24, 12888310), (30, 10310648), (40, 7732986), (48, 6444155), (60, 5155324), (80, 3866493), (120, 2577662), (240, 1288831)]