193927860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{153911}}^1$

素因数の和:153933

約数の個数: 72

約数和(自身を含む): 672287616

約数和(自身を除く): 478359756

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 153911, 307822, 461733, 615644, 769555, 923466, 1077377, 1385199, 1539110, 1846932, 2154754, 2308665, 2770398, 3078220, 3232131, 4309508, 4617330, 5386885, 5540796, 6464262, 6925995, 9234660, 9696393, 10773770, 12928524, 13851990, 16160655, 19392786, 21547540, 27703980, 32321310, 38785572, 48481965, 64642620, 96963930, 193927860]

約数ペア:

[(1, 193927860), (2, 96963930), (3, 64642620), (4, 48481965), (5, 38785572), (6, 32321310), (7, 27703980), (9, 21547540), (10, 19392786), (12, 16160655), (14, 13851990), (15, 12928524), (18, 10773770), (20, 9696393), (21, 9234660), (28, 6925995), (30, 6464262), (35, 5540796), (36, 5386885), (42, 4617330), (45, 4309508), (60, 3232131), (63, 3078220), (70, 2770398), (84, 2308665), (90, 2154754), (105, 1846932), (126, 1539110), (140, 1385199), (180, 1077377), (210, 923466), (252, 769555), (315, 615644), (420, 461733), (630, 307822), (1260, 153911)]