30521520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{42391}}^1$

素因数の和:42410

約数の個数: 60

約数和(自身を含む): 102503856

約数和(自身を除く): 71982336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 42391, 84782, 127173, 169564, 211955, 254346, 339128, 381519, 423910, 508692, 635865, 678256, 763038, 847820, 1017384, 1271730, 1526076, 1695640, 1907595, 2034768, 2543460, 3052152, 3391280, 3815190, 5086920, 6104304, 7630380, 10173840, 15260760, 30521520]

約数ペア:

[(1, 30521520), (2, 15260760), (3, 10173840), (4, 7630380), (5, 6104304), (6, 5086920), (8, 3815190), (9, 3391280), (10, 3052152), (12, 2543460), (15, 2034768), (16, 1907595), (18, 1695640), (20, 1526076), (24, 1271730), (30, 1017384), (36, 847820), (40, 763038), (45, 678256), (48, 635865), (60, 508692), (72, 423910), (80, 381519), (90, 339128), (120, 254346), (144, 211955), (180, 169564), (240, 127173), (360, 84782), (720, 42391)]