189606900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{90289}}^1$

素因数の和:90313

約数の個数: 72

約数和(自身を含む): 626973760

約数和(自身を除く): 437366860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 90289, 180578, 270867, 361156, 451445, 541734, 632023, 902890, 1083468, 1264046, 1354335, 1805780, 1896069, 2257225, 2528092, 2708670, 3160115, 3792138, 4514450, 5417340, 6320230, 6771675, 7584276, 9028900, 9480345, 12640460, 13543350, 15800575, 18960690, 27086700, 31601150, 37921380, 47401725, 63202300, 94803450, 189606900]

約数ペア:

[(1, 189606900), (2, 94803450), (3, 63202300), (4, 47401725), (5, 37921380), (6, 31601150), (7, 27086700), (10, 18960690), (12, 15800575), (14, 13543350), (15, 12640460), (20, 9480345), (21, 9028900), (25, 7584276), (28, 6771675), (30, 6320230), (35, 5417340), (42, 4514450), (50, 3792138), (60, 3160115), (70, 2708670), (75, 2528092), (84, 2257225), (100, 1896069), (105, 1805780), (140, 1354335), (150, 1264046), (175, 1083468), (210, 902890), (300, 632023), (350, 541734), (420, 451445), (525, 361156), (700, 270867), (1050, 180578), (2100, 90289)]