30803040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{21391}}^1$

素因数の和:21412

約数の個数: 72

約数和(自身を含む): 105120288

約数和(自身を除く): 74317248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 21391, 42782, 64173, 85564, 106955, 128346, 171128, 192519, 213910, 256692, 320865, 342256, 385038, 427820, 513384, 641730, 684512, 770076, 855640, 962595, 1026768, 1283460, 1540152, 1711280, 1925190, 2053536, 2566920, 3080304, 3422560, 3850380, 5133840, 6160608, 7700760, 10267680, 15401520, 30803040]

約数ペア:

[(1, 30803040), (2, 15401520), (3, 10267680), (4, 7700760), (5, 6160608), (6, 5133840), (8, 3850380), (9, 3422560), (10, 3080304), (12, 2566920), (15, 2053536), (16, 1925190), (18, 1711280), (20, 1540152), (24, 1283460), (30, 1026768), (32, 962595), (36, 855640), (40, 770076), (45, 684512), (48, 641730), (60, 513384), (72, 427820), (80, 385038), (90, 342256), (96, 320865), (120, 256692), (144, 213910), (160, 192519), (180, 171128), (240, 128346), (288, 106955), (360, 85564), (480, 64173), (720, 42782), (1440, 21391)]