281939640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2349497}}^1$

素因数の和:2349511

約数の個数: 32

約数和(自身を含む): 845819280

約数和(自身を除く): 563879640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2349497, 4698994, 7048491, 9397988, 11747485, 14096982, 18795976, 23494970, 28193964, 35242455, 46989940, 56387928, 70484910, 93979880, 140969820, 281939640]

約数ペア:

[(1, 281939640), (2, 140969820), (3, 93979880), (4, 70484910), (5, 56387928), (6, 46989940), (8, 35242455), (10, 28193964), (12, 23494970), (15, 18795976), (20, 14096982), (24, 11747485), (30, 9397988), (40, 7048491), (60, 4698994), (120, 2349497)]