16121520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{22391}}^1$

素因数の和:22410

約数の個数: 60

約数和(自身を含む): 54143856

約数和(自身を除く): 38022336

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, 22391, 44782, 67173, 89564, 111955, 134346, 179128, 201519, 223910, 268692, 335865, 358256, 403038, 447820, 537384, 671730, 806076, 895640, 1007595, 1074768, 1343460, 1612152, 1791280, 2015190, 2686920, 3224304, 4030380, 5373840, 8060760, 16121520]

約数ペア:

[(1, 16121520), (2, 8060760), (3, 5373840), (4, 4030380), (5, 3224304), (6, 2686920), (8, 2015190), (9, 1791280), (10, 1612152), (12, 1343460), (15, 1074768), (16, 1007595), (18, 895640), (20, 806076), (24, 671730), (30, 537384), (36, 447820), (40, 403038), (45, 358256), (48, 335865), (60, 268692), (72, 223910), (80, 201519), (90, 179128), (120, 134346), (144, 111955), (180, 89564), (240, 67173), (360, 44782), (720, 22391)]