154961840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{601}}^1$

素因数の和:918

約数の個数: 80

約数和(自身を含む): 395037216

約数和(自身を除く): 240075376

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 293, 440, 586, 601, 880, 1172, 1202, 1465, 2344, 2404, 2930, 3005, 3223, 4688, 4808, 5860, 6010, 6446, 6611, 9616, 11720, 12020, 12892, 13222, 16115, 23440, 24040, 25784, 26444, 32230, 33055, 48080, 51568, 52888, 64460, 66110, 105776, 128920, 132220, 176093, 257840, 264440, 352186, 528880, 704372, 880465, 1408744, 1760930, 1937023, 2817488, 3521860, 3874046, 7043720, 7748092, 9685115, 14087440, 15496184, 19370230, 30992368, 38740460, 77480920, 154961840]

約数ペア:

[(1, 154961840), (2, 77480920), (4, 38740460), (5, 30992368), (8, 19370230), (10, 15496184), (11, 14087440), (16, 9685115), (20, 7748092), (22, 7043720), (40, 3874046), (44, 3521860), (55, 2817488), (80, 1937023), (88, 1760930), (110, 1408744), (176, 880465), (220, 704372), (293, 528880), (440, 352186), (586, 264440), (601, 257840), (880, 176093), (1172, 132220), (1202, 128920), (1465, 105776), (2344, 66110), (2404, 64460), (2930, 52888), (3005, 51568), (3223, 48080), (4688, 33055), (4808, 32230), (5860, 26444), (6010, 25784), (6446, 24040), (6611, 23440), (9616, 16115), (11720, 13222), (12020, 12892)]