76820760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{213391}}^1$

素因数の和:213408

約数の個数: 48

約数和(自身を含む): 249668640

約数和(自身を除く): 172847880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 213391, 426782, 640173, 853564, 1066955, 1280346, 1707128, 1920519, 2133910, 2560692, 3200865, 3841038, 4267820, 5121384, 6401730, 7682076, 8535640, 9602595, 12803460, 15364152, 19205190, 25606920, 38410380, 76820760]

約数ペア:

[(1, 76820760), (2, 38410380), (3, 25606920), (4, 19205190), (5, 15364152), (6, 12803460), (8, 9602595), (9, 8535640), (10, 7682076), (12, 6401730), (15, 5121384), (18, 4267820), (20, 3841038), (24, 3200865), (30, 2560692), (36, 2133910), (40, 1920519), (45, 1707128), (60, 1280346), (72, 1066955), (90, 853564), (120, 640173), (180, 426782), (360, 213391)]