349590540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{448193}}^1$

素因数の和:448218

約数の個数: 48

約数和(自身を含む): 1054152288

約数和(自身を除く): 704561748

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, 448193, 896386, 1344579, 1792772, 2240965, 2689158, 4481930, 5378316, 5826509, 6722895, 8963860, 11653018, 13445790, 17479527, 23306036, 26891580, 29132545, 34959054, 58265090, 69918108, 87397635, 116530180, 174795270, 349590540]

約数ペア:

[(1, 349590540), (2, 174795270), (3, 116530180), (4, 87397635), (5, 69918108), (6, 58265090), (10, 34959054), (12, 29132545), (13, 26891580), (15, 23306036), (20, 17479527), (26, 13445790), (30, 11653018), (39, 8963860), (52, 6722895), (60, 5826509), (65, 5378316), (78, 4481930), (130, 2689158), (156, 2240965), (195, 1792772), (260, 1344579), (390, 896386), (780, 448193)]