1557730320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{6490543}}^1$

素因数の和:6490559

約数の個数: 40

約数和(自身を含む): 4828964736

約数和(自身を除く): 3271234416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 6490543, 12981086, 19471629, 25962172, 32452715, 38943258, 51924344, 64905430, 77886516, 97358145, 103848688, 129810860, 155773032, 194716290, 259621720, 311546064, 389432580, 519243440, 778865160, 1557730320]

約数ペア:

[(1, 1557730320), (2, 778865160), (3, 519243440), (4, 389432580), (5, 311546064), (6, 259621720), (8, 194716290), (10, 155773032), (12, 129810860), (15, 103848688), (16, 97358145), (20, 77886516), (24, 64905430), (30, 51924344), (40, 38943258), (48, 32452715), (60, 25962172), (80, 19471629), (120, 12981086), (240, 6490543)]