1212409305856

素因数分解:

$2^8\times 7^1\times {\mathrm{2543}}^1\times {\mathrm{266051}}^1$

素因数の和:268617

約数の個数: 72

約数和(自身を含む): 2766906745344

約数和(自身を除く): 1554497439488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 2543, 5086, 10172, 17801, 20344, 35602, 40688, 71204, 81376, 142408, 162752, 266051, 284816, 325504, 532102, 569632, 651008, 1064204, 1139264, 1862357, 2128408, 2278528, 3724714, 4256816, 4557056, 7449428, 8513632, 14898856, 17027264, 29797712, 34054528, 59595424, 68109056, 119190848, 238381696, 476763392, 676567693, 1353135386, 2706270772, 4735973851, 5412541544, 9471947702, 10825083088, 18943895404, 21650166176, 37887790808, 43300332352, 75775581616, 86600664704, 151551163232, 173201329408, 303102326464, 606204652928, 1212409305856]

約数ペア:

[(1, 1212409305856), (2, 606204652928), (4, 303102326464), (7, 173201329408), (8, 151551163232), (14, 86600664704), (16, 75775581616), (28, 43300332352), (32, 37887790808), (56, 21650166176), (64, 18943895404), (112, 10825083088), (128, 9471947702), (224, 5412541544), (256, 4735973851), (448, 2706270772), (896, 1353135386), (1792, 676567693), (2543, 476763392), (5086, 238381696), (10172, 119190848), (17801, 68109056), (20344, 59595424), (35602, 34054528), (40688, 29797712), (71204, 17027264), (81376, 14898856), (142408, 8513632), (162752, 7449428), (266051, 4557056), (284816, 4256816), (325504, 3724714), (532102, 2278528), (569632, 2128408), (651008, 1862357), (1064204, 1139264)]