172392720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{718303}}^1$

素因数の和:718319

約数の個数: 40

約数和(自身を含む): 534418176

約数和(自身を除く): 362025456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 718303, 1436606, 2154909, 2873212, 3591515, 4309818, 5746424, 7183030, 8619636, 10774545, 11492848, 14366060, 17239272, 21549090, 28732120, 34478544, 43098180, 57464240, 86196360, 172392720]

約数ペア:

[(1, 172392720), (2, 86196360), (3, 57464240), (4, 43098180), (5, 34478544), (6, 28732120), (8, 21549090), (10, 17239272), (12, 14366060), (15, 11492848), (16, 10774545), (20, 8619636), (24, 7183030), (30, 5746424), (40, 4309818), (48, 3591515), (60, 2873212), (80, 2154909), (120, 1436606), (240, 718303)]