154863940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{443}}^1$

素因数の和:697

約数の個数: 96

約数和(自身を含む): 408167424

約数和(自身を除く): 253303484

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 227, 308, 385, 443, 454, 770, 886, 908, 1135, 1540, 1589, 1772, 2215, 2270, 2497, 3101, 3178, 4430, 4540, 4873, 4994, 6202, 6356, 7945, 8860, 9746, 9988, 12404, 12485, 15505, 15890, 17479, 19492, 24365, 24970, 31010, 31780, 34111, 34958, 48730, 49940, 62020, 68222, 69916, 87395, 97460, 100561, 136444, 170555, 174790, 201122, 341110, 349580, 402244, 502805, 682220, 703927, 1005610, 1106171, 1407854, 2011220, 2212342, 2815708, 3519635, 4424684, 5530855, 7039270, 7743197, 11061710, 14078540, 15486394, 22123420, 30972788, 38715985, 77431970, 154863940]

約数ペア:

[(1, 154863940), (2, 77431970), (4, 38715985), (5, 30972788), (7, 22123420), (10, 15486394), (11, 14078540), (14, 11061710), (20, 7743197), (22, 7039270), (28, 5530855), (35, 4424684), (44, 3519635), (55, 2815708), (70, 2212342), (77, 2011220), (110, 1407854), (140, 1106171), (154, 1005610), (220, 703927), (227, 682220), (308, 502805), (385, 402244), (443, 349580), (454, 341110), (770, 201122), (886, 174790), (908, 170555), (1135, 136444), (1540, 100561), (1589, 97460), (1772, 87395), (2215, 69916), (2270, 68222), (2497, 62020), (3101, 49940), (3178, 48730), (4430, 34958), (4540, 34111), (4873, 31780), (4994, 31010), (6202, 24970), (6356, 24365), (7945, 19492), (8860, 17479), (9746, 15890), (9988, 15505), (12404, 12485)]