10781820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 38438400

約数和(自身を除く): 27656580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 199, 210, 215, 252, 258, 301, 315, 387, 398, 420, 430, 516, 597, 602, 630, 645, 774, 796, 860, 903, 995, 1194, 1204, 1260, 1290, 1393, 1505, 1548, 1791, 1806, 1935, 1990, 2388, 2580, 2709, 2786, 2985, 3010, 3582, 3612, 3870, 3980, 4179, 4515, 5418, 5572, 5970, 6020, 6965, 7164, 7740, 8358, 8557, 8955, 9030, 10836, 11940, 12537, 13545, 13930, 16716, 17114, 17910, 18060, 20895, 25074, 25671, 27090, 27860, 34228, 35820, 41790, 42785, 50148, 51342, 54180, 59899, 62685, 77013, 83580, 85570, 102684, 119798, 125370, 128355, 154026, 171140, 179697, 239596, 250740, 256710, 299495, 308052, 359394, 385065, 513420, 539091, 598990, 718788, 770130, 898485, 1078182, 1197980, 1540260, 1796970, 2156364, 2695455, 3593940, 5390910, 10781820]

約数ペア:

[(1, 10781820), (2, 5390910), (3, 3593940), (4, 2695455), (5, 2156364), (6, 1796970), (7, 1540260), (9, 1197980), (10, 1078182), (12, 898485), (14, 770130), (15, 718788), (18, 598990), (20, 539091), (21, 513420), (28, 385065), (30, 359394), (35, 308052), (36, 299495), (42, 256710), (43, 250740), (45, 239596), (60, 179697), (63, 171140), (70, 154026), (84, 128355), (86, 125370), (90, 119798), (105, 102684), (126, 85570), (129, 83580), (140, 77013), (172, 62685), (180, 59899), (199, 54180), (210, 51342), (215, 50148), (252, 42785), (258, 41790), (301, 35820), (315, 34228), (387, 27860), (398, 27090), (420, 25671), (430, 25074), (516, 20895), (597, 18060), (602, 17910), (630, 17114), (645, 16716), (774, 13930), (796, 13545), (860, 12537), (903, 11940), (995, 10836), (1194, 9030), (1204, 8955), (1260, 8557), (1290, 8358), (1393, 7740), (1505, 7164), (1548, 6965), (1791, 6020), (1806, 5970), (1935, 5572), (1990, 5418), (2388, 4515), (2580, 4179), (2709, 3980), (2786, 3870), (2985, 3612), (3010, 3582)]