71311140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{396173}}^1$

素因数の和:396188

約数の個数: 36

約数和(自身を含む): 216311004

約数和(自身を除く): 144999864

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 396173, 792346, 1188519, 1584692, 1980865, 2377038, 3565557, 3961730, 4754076, 5942595, 7131114, 7923460, 11885190, 14262228, 17827785, 23770380, 35655570, 71311140]

約数ペア:

[(1, 71311140), (2, 35655570), (3, 23770380), (4, 17827785), (5, 14262228), (6, 11885190), (9, 7923460), (10, 7131114), (12, 5942595), (15, 4754076), (18, 3961730), (20, 3565557), (30, 2377038), (36, 1980865), (45, 1584692), (60, 1188519), (90, 792346), (180, 396173)]