16656660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 54027792

約数和(自身を除く): 37371132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 41, 45, 60, 61, 74, 82, 90, 111, 122, 123, 148, 164, 180, 183, 185, 205, 222, 244, 246, 305, 333, 366, 369, 370, 410, 444, 492, 549, 555, 610, 615, 666, 732, 738, 740, 820, 915, 1098, 1110, 1220, 1230, 1332, 1476, 1517, 1665, 1830, 1845, 2196, 2220, 2257, 2460, 2501, 2745, 3034, 3330, 3660, 3690, 4514, 4551, 5002, 5490, 6068, 6660, 6771, 7380, 7503, 7585, 9028, 9102, 10004, 10980, 11285, 12505, 13542, 13653, 15006, 15170, 18204, 20313, 22509, 22570, 22755, 25010, 27084, 27306, 30012, 30340, 33855, 37515, 40626, 45018, 45140, 45510, 50020, 54612, 67710, 68265, 75030, 81252, 90036, 91020, 92537, 101565, 112545, 135420, 136530, 150060, 185074, 203130, 225090, 273060, 277611, 370148, 406260, 450180, 462685, 555222, 832833, 925370, 1110444, 1388055, 1665666, 1850740, 2776110, 3331332, 4164165, 5552220, 8328330, 16656660]

約数ペア:

[(1, 16656660), (2, 8328330), (3, 5552220), (4, 4164165), (5, 3331332), (6, 2776110), (9, 1850740), (10, 1665666), (12, 1388055), (15, 1110444), (18, 925370), (20, 832833), (30, 555222), (36, 462685), (37, 450180), (41, 406260), (45, 370148), (60, 277611), (61, 273060), (74, 225090), (82, 203130), (90, 185074), (111, 150060), (122, 136530), (123, 135420), (148, 112545), (164, 101565), (180, 92537), (183, 91020), (185, 90036), (205, 81252), (222, 75030), (244, 68265), (246, 67710), (305, 54612), (333, 50020), (366, 45510), (369, 45140), (370, 45018), (410, 40626), (444, 37515), (492, 33855), (549, 30340), (555, 30012), (610, 27306), (615, 27084), (666, 25010), (732, 22755), (738, 22570), (740, 22509), (820, 20313), (915, 18204), (1098, 15170), (1110, 15006), (1220, 13653), (1230, 13542), (1332, 12505), (1476, 11285), (1517, 10980), (1665, 10004), (1830, 9102), (1845, 9028), (2196, 7585), (2220, 7503), (2257, 7380), (2460, 6771), (2501, 6660), (2745, 6068), (3034, 5490), (3330, 5002), (3660, 4551), (3690, 4514)]