64690320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{269543}}^1$

素因数の和:269559

約数の個数: 40

約数和(自身を含む): 200540736

約数和(自身を除く): 135850416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 269543, 539086, 808629, 1078172, 1347715, 1617258, 2156344, 2695430, 3234516, 4043145, 4312688, 5390860, 6469032, 8086290, 10781720, 12938064, 16172580, 21563440, 32345160, 64690320]

約数ペア:

[(1, 64690320), (2, 32345160), (3, 21563440), (4, 16172580), (5, 12938064), (6, 10781720), (8, 8086290), (10, 6469032), (12, 5390860), (15, 4312688), (16, 4043145), (20, 3234516), (24, 2695430), (30, 2156344), (40, 1617258), (48, 1347715), (60, 1078172), (80, 808629), (120, 539086), (240, 269543)]