204993840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{854141}}^1$

素因数の和:854157

約数の個数: 40

約数和(自身を含む): 635481648

約数和(自身を除く): 430487808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 854141, 1708282, 2562423, 3416564, 4270705, 5124846, 6833128, 8541410, 10249692, 12812115, 13666256, 17082820, 20499384, 25624230, 34165640, 40998768, 51248460, 68331280, 102496920, 204993840]

約数ペア:

[(1, 204993840), (2, 102496920), (3, 68331280), (4, 51248460), (5, 40998768), (6, 34165640), (8, 25624230), (10, 20499384), (12, 17082820), (15, 13666256), (16, 12812115), (20, 10249692), (24, 8541410), (30, 6833128), (40, 5124846), (48, 4270705), (60, 3416564), (80, 2562423), (120, 1708282), (240, 854141)]