42028140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{827}}^1$

素因数の和:868

約数の個数: 144

約数和(自身を含む): 148006656

約数和(自身を除く): 105978516

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 484, 605, 660, 726, 770, 827, 847, 924, 1155, 1210, 1452, 1540, 1654, 1694, 1815, 2310, 2420, 2481, 2541, 3308, 3388, 3630, 4135, 4235, 4620, 4962, 5082, 5789, 7260, 8270, 8470, 9097, 9924, 10164, 11578, 12405, 12705, 16540, 16940, 17367, 18194, 23156, 24810, 25410, 27291, 28945, 34734, 36388, 45485, 49620, 50820, 54582, 57890, 63679, 69468, 86835, 90970, 100067, 109164, 115780, 127358, 136455, 173670, 181940, 191037, 200134, 254716, 272910, 300201, 318395, 347340, 382074, 400268, 500335, 545820, 600402, 636790, 700469, 764148, 955185, 1000670, 1200804, 1273580, 1400938, 1501005, 1910370, 2001340, 2101407, 2801876, 3002010, 3502345, 3820740, 4202814, 6004020, 7004690, 8405628, 10507035, 14009380, 21014070, 42028140]

約数ペア:

[(1, 42028140), (2, 21014070), (3, 14009380), (4, 10507035), (5, 8405628), (6, 7004690), (7, 6004020), (10, 4202814), (11, 3820740), (12, 3502345), (14, 3002010), (15, 2801876), (20, 2101407), (21, 2001340), (22, 1910370), (28, 1501005), (30, 1400938), (33, 1273580), (35, 1200804), (42, 1000670), (44, 955185), (55, 764148), (60, 700469), (66, 636790), (70, 600402), (77, 545820), (84, 500335), (105, 400268), (110, 382074), (121, 347340), (132, 318395), (140, 300201), (154, 272910), (165, 254716), (210, 200134), (220, 191037), (231, 181940), (242, 173670), (308, 136455), (330, 127358), (363, 115780), (385, 109164), (420, 100067), (462, 90970), (484, 86835), (605, 69468), (660, 63679), (726, 57890), (770, 54582), (827, 50820), (847, 49620), (924, 45485), (1155, 36388), (1210, 34734), (1452, 28945), (1540, 27291), (1654, 25410), (1694, 24810), (1815, 23156), (2310, 18194), (2420, 17367), (2481, 16940), (2541, 16540), (3308, 12705), (3388, 12405), (3630, 11578), (4135, 10164), (4235, 9924), (4620, 9097), (4962, 8470), (5082, 8270), (5789, 7260)]