163621380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{209771}}^1$

素因数の和:209796

約数の個数: 48

約数和(自身を含む): 493383744

約数和(自身を除く): 329762364

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, 209771, 419542, 629313, 839084, 1048855, 1258626, 2097710, 2517252, 2727023, 3146565, 4195420, 5454046, 6293130, 8181069, 10908092, 12586260, 13635115, 16362138, 27270230, 32724276, 40905345, 54540460, 81810690, 163621380]

約数ペア:

[(1, 163621380), (2, 81810690), (3, 54540460), (4, 40905345), (5, 32724276), (6, 27270230), (10, 16362138), (12, 13635115), (13, 12586260), (15, 10908092), (20, 8181069), (26, 6293130), (30, 5454046), (39, 4195420), (52, 3146565), (60, 2727023), (65, 2517252), (78, 2097710), (130, 1258626), (156, 1048855), (195, 839084), (260, 629313), (390, 419542), (780, 209771)]