561994440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{1823}}^1$

素因数の和:2211

約数の個数: 128

約数和(自身を含む): 1933148160

約数和(自身を除く): 1371153720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 367, 420, 734, 840, 1101, 1468, 1823, 1835, 2202, 2569, 2936, 3646, 3670, 4404, 5138, 5469, 5505, 7292, 7340, 7707, 8808, 9115, 10276, 10938, 11010, 12761, 12845, 14584, 14680, 15414, 18230, 20552, 21876, 22020, 25522, 25690, 27345, 30828, 36460, 38283, 38535, 43752, 44040, 51044, 51380, 54690, 61656, 63805, 72920, 76566, 77070, 102088, 102760, 109380, 127610, 153132, 154140, 191415, 218760, 255220, 306264, 308280, 382830, 510440, 669041, 765660, 1338082, 1531320, 2007123, 2676164, 3345205, 4014246, 4683287, 5352328, 6690410, 8028492, 9366574, 10035615, 13380820, 14049861, 16056984, 18733148, 20071230, 23416435, 26761640, 28099722, 37466296, 40142460, 46832870, 56199444, 70249305, 80284920, 93665740, 112398888, 140498610, 187331480, 280997220, 561994440]

約数ペア:

[(1, 561994440), (2, 280997220), (3, 187331480), (4, 140498610), (5, 112398888), (6, 93665740), (7, 80284920), (8, 70249305), (10, 56199444), (12, 46832870), (14, 40142460), (15, 37466296), (20, 28099722), (21, 26761640), (24, 23416435), (28, 20071230), (30, 18733148), (35, 16056984), (40, 14049861), (42, 13380820), (56, 10035615), (60, 9366574), (70, 8028492), (84, 6690410), (105, 5352328), (120, 4683287), (140, 4014246), (168, 3345205), (210, 2676164), (280, 2007123), (367, 1531320), (420, 1338082), (734, 765660), (840, 669041), (1101, 510440), (1468, 382830), (1823, 308280), (1835, 306264), (2202, 255220), (2569, 218760), (2936, 191415), (3646, 154140), (3670, 153132), (4404, 127610), (5138, 109380), (5469, 102760), (5505, 102088), (7292, 77070), (7340, 76566), (7707, 72920), (8808, 63805), (9115, 61656), (10276, 54690), (10938, 51380), (11010, 51044), (12761, 44040), (12845, 43752), (14584, 38535), (14680, 38283), (15414, 36460), (18230, 30828), (20552, 27345), (21876, 25690), (22020, 25522)]