664431720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5536931}}^1$

素因数の和:5536945

約数の個数: 32

約数和(自身を含む): 1993295520

約数和(自身を除く): 1328863800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5536931, 11073862, 16610793, 22147724, 27684655, 33221586, 44295448, 55369310, 66443172, 83053965, 110738620, 132886344, 166107930, 221477240, 332215860, 664431720]

約数ペア:

[(1, 664431720), (2, 332215860), (3, 221477240), (4, 166107930), (5, 132886344), (6, 110738620), (8, 83053965), (10, 66443172), (12, 55369310), (15, 44295448), (20, 33221586), (24, 27684655), (30, 22147724), (40, 16610793), (60, 11073862), (120, 5536931)]