810139440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{306871}}^1$

素因数の和:306898

約数の個数: 80

約数和(自身を含む): 2739753216

約数和(自身を除く): 1929613776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 306871, 613742, 920613, 1227484, 1534355, 1841226, 2454968, 3068710, 3375581, 3682452, 4603065, 4909936, 6137420, 6751162, 7364904, 9206130, 10126743, 12274840, 13502324, 14729808, 16877905, 18412260, 20253486, 24549680, 27004648, 33755810, 36824520, 40506972, 50633715, 54009296, 67511620, 73649040, 81013944, 101267430, 135023240, 162027888, 202534860, 270046480, 405069720, 810139440]

約数ペア:

[(1, 810139440), (2, 405069720), (3, 270046480), (4, 202534860), (5, 162027888), (6, 135023240), (8, 101267430), (10, 81013944), (11, 73649040), (12, 67511620), (15, 54009296), (16, 50633715), (20, 40506972), (22, 36824520), (24, 33755810), (30, 27004648), (33, 24549680), (40, 20253486), (44, 18412260), (48, 16877905), (55, 14729808), (60, 13502324), (66, 12274840), (80, 10126743), (88, 9206130), (110, 7364904), (120, 6751162), (132, 6137420), (165, 4909936), (176, 4603065), (220, 3682452), (240, 3375581), (264, 3068710), (330, 2454968), (440, 1841226), (528, 1534355), (660, 1227484), (880, 920613), (1320, 613742), (2640, 306871)]