1238747216

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{643}}^1$

素因数の和:928

約数の個数: 80

約数和(自身を含む): 2790488064

約数和(自身を除く): 1551740848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 167, 206, 334, 412, 643, 668, 721, 824, 1169, 1286, 1336, 1442, 1648, 2338, 2572, 2672, 2884, 4501, 4676, 5144, 5768, 9002, 9352, 10288, 11536, 17201, 18004, 18704, 34402, 36008, 66229, 68804, 72016, 107381, 120407, 132458, 137608, 214762, 240814, 264916, 275216, 429524, 463603, 481628, 529832, 751667, 859048, 927206, 963256, 1059664, 1503334, 1718096, 1854412, 1926512, 3006668, 3708824, 6013336, 7417648, 11060243, 12026672, 22120486, 44240972, 77421701, 88481944, 154843402, 176963888, 309686804, 619373608, 1238747216]

約数ペア:

[(1, 1238747216), (2, 619373608), (4, 309686804), (7, 176963888), (8, 154843402), (14, 88481944), (16, 77421701), (28, 44240972), (56, 22120486), (103, 12026672), (112, 11060243), (167, 7417648), (206, 6013336), (334, 3708824), (412, 3006668), (643, 1926512), (668, 1854412), (721, 1718096), (824, 1503334), (1169, 1059664), (1286, 963256), (1336, 927206), (1442, 859048), (1648, 751667), (2338, 529832), (2572, 481628), (2672, 463603), (2884, 429524), (4501, 275216), (4676, 264916), (5144, 240814), (5768, 214762), (9002, 137608), (9352, 132458), (10288, 120407), (11536, 107381), (17201, 72016), (18004, 68804), (18704, 66229), (34402, 36008)]