225570540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{289193}}^1$

素因数の和:289218

約数の個数: 48

約数和(自身を含む): 680184288

約数和(自身を除く): 454613748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 289193, 578386, 867579, 1156772, 1445965, 1735158, 2891930, 3470316, 3759509, 4337895, 5783860, 7519018, 8675790, 11278527, 15038036, 17351580, 18797545, 22557054, 37595090, 45114108, 56392635, 75190180, 112785270, 225570540]

約数ペア:

[(1, 225570540), (2, 112785270), (3, 75190180), (4, 56392635), (5, 45114108), (6, 37595090), (10, 22557054), (12, 18797545), (13, 17351580), (15, 15038036), (20, 11278527), (26, 8675790), (30, 7519018), (39, 5783860), (52, 4337895), (60, 3759509), (65, 3470316), (78, 2891930), (130, 1735158), (156, 1445965), (195, 1156772), (260, 867579), (390, 578386), (780, 289193)]