289779968

素因数分解:

$2^8\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 596030400

約数和(自身を除く): 306250432

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 107, 128, 142, 149, 214, 256, 284, 298, 428, 568, 596, 856, 1136, 1192, 1712, 2272, 2384, 3424, 4544, 4768, 6848, 7597, 9088, 9536, 10579, 13696, 15194, 15943, 18176, 19072, 21158, 27392, 30388, 31886, 38144, 42316, 60776, 63772, 84632, 121552, 127544, 169264, 243104, 255088, 338528, 486208, 510176, 677056, 972416, 1020352, 1131953, 1354112, 1944832, 2040704, 2263906, 2708224, 4081408, 4527812, 9055624, 18111248, 36222496, 72444992, 144889984, 289779968]

約数ペア:

[(1, 289779968), (2, 144889984), (4, 72444992), (8, 36222496), (16, 18111248), (32, 9055624), (64, 4527812), (71, 4081408), (107, 2708224), (128, 2263906), (142, 2040704), (149, 1944832), (214, 1354112), (256, 1131953), (284, 1020352), (298, 972416), (428, 677056), (568, 510176), (596, 486208), (856, 338528), (1136, 255088), (1192, 243104), (1712, 169264), (2272, 127544), (2384, 121552), (3424, 84632), (4544, 63772), (4768, 60776), (6848, 42316), (7597, 38144), (9088, 31886), (9536, 30388), (10579, 27392), (13696, 21158), (15194, 19072), (15943, 18176)]