262748460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{336857}}^1$

素因数の和:336882

約数の個数: 48

約数和(自身を含む): 792290016

約数和(自身を除く): 529541556

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, 336857, 673714, 1010571, 1347428, 1684285, 2021142, 3368570, 4042284, 4379141, 5052855, 6737140, 8758282, 10105710, 13137423, 17516564, 20211420, 21895705, 26274846, 43791410, 52549692, 65687115, 87582820, 131374230, 262748460]

約数ペア:

[(1, 262748460), (2, 131374230), (3, 87582820), (4, 65687115), (5, 52549692), (6, 43791410), (10, 26274846), (12, 21895705), (13, 20211420), (15, 17516564), (20, 13137423), (26, 10105710), (30, 8758282), (39, 6737140), (52, 5052855), (60, 4379141), (65, 4042284), (78, 3368570), (130, 2021142), (156, 1684285), (195, 1347428), (260, 1010571), (390, 673714), (780, 336857)]