27784020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 88482240

約数和(自身を除く): 60698220

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 43, 44, 55, 60, 66, 86, 89, 110, 121, 129, 132, 165, 172, 178, 215, 220, 242, 258, 267, 330, 356, 363, 430, 445, 473, 484, 516, 534, 605, 645, 660, 726, 860, 890, 946, 979, 1068, 1210, 1290, 1335, 1419, 1452, 1780, 1815, 1892, 1958, 2365, 2420, 2580, 2670, 2838, 2937, 3630, 3827, 3916, 4730, 4895, 5203, 5340, 5676, 5874, 7095, 7260, 7654, 9460, 9790, 10406, 10769, 11481, 11748, 14190, 14685, 15308, 15609, 19135, 19580, 20812, 21538, 22962, 26015, 28380, 29370, 31218, 32307, 38270, 42097, 43076, 45924, 52030, 53845, 57405, 58740, 62436, 64614, 76540, 78045, 84194, 104060, 107690, 114810, 126291, 129228, 156090, 161535, 168388, 210485, 215380, 229620, 252582, 312180, 323070, 420970, 463067, 505164, 631455, 646140, 841940, 926134, 1262910, 1389201, 1852268, 2315335, 2525820, 2778402, 4630670, 5556804, 6946005, 9261340, 13892010, 27784020]

約数ペア:

[(1, 27784020), (2, 13892010), (3, 9261340), (4, 6946005), (5, 5556804), (6, 4630670), (10, 2778402), (11, 2525820), (12, 2315335), (15, 1852268), (20, 1389201), (22, 1262910), (30, 926134), (33, 841940), (43, 646140), (44, 631455), (55, 505164), (60, 463067), (66, 420970), (86, 323070), (89, 312180), (110, 252582), (121, 229620), (129, 215380), (132, 210485), (165, 168388), (172, 161535), (178, 156090), (215, 129228), (220, 126291), (242, 114810), (258, 107690), (267, 104060), (330, 84194), (356, 78045), (363, 76540), (430, 64614), (445, 62436), (473, 58740), (484, 57405), (516, 53845), (534, 52030), (605, 45924), (645, 43076), (660, 42097), (726, 38270), (860, 32307), (890, 31218), (946, 29370), (979, 28380), (1068, 26015), (1210, 22962), (1290, 21538), (1335, 20812), (1419, 19580), (1452, 19135), (1780, 15609), (1815, 15308), (1892, 14685), (1958, 14190), (2365, 11748), (2420, 11481), (2580, 10769), (2670, 10406), (2838, 9790), (2937, 9460), (3630, 7654), (3827, 7260), (3916, 7095), (4730, 5874), (4895, 5676), (5203, 5340)]