320180760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{889391}}^1$

素因数の和:889408

約数の個数: 48

約数和(自身を含む): 1040588640

約数和(自身を除く): 720407880

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, 889391, 1778782, 2668173, 3557564, 4446955, 5336346, 7115128, 8004519, 8893910, 10672692, 13340865, 16009038, 17787820, 21345384, 26681730, 32018076, 35575640, 40022595, 53363460, 64036152, 80045190, 106726920, 160090380, 320180760]

約数ペア:

[(1, 320180760), (2, 160090380), (3, 106726920), (4, 80045190), (5, 64036152), (6, 53363460), (8, 40022595), (9, 35575640), (10, 32018076), (12, 26681730), (15, 21345384), (18, 17787820), (20, 16009038), (24, 13340865), (30, 10672692), (36, 8893910), (40, 8004519), (45, 7115128), (60, 5336346), (72, 4446955), (90, 3557564), (120, 2668173), (180, 1778782), (360, 889391)]