66441720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{553681}}^1$

素因数の和:553695

約数の個数: 32

約数和(自身を含む): 199325520

約数和(自身を除く): 132883800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 553681, 1107362, 1661043, 2214724, 2768405, 3322086, 4429448, 5536810, 6644172, 8305215, 11073620, 13288344, 16610430, 22147240, 33220860, 66441720]

約数ペア:

[(1, 66441720), (2, 33220860), (3, 22147240), (4, 16610430), (5, 13288344), (6, 11073620), (8, 8305215), (10, 6644172), (12, 5536810), (15, 4429448), (20, 3322086), (24, 2768405), (30, 2214724), (40, 1661043), (60, 1107362), (120, 553681)]