638624256

素因数分解:

$2^9\times 3^1\times {\mathrm{23}}^1\times {\mathrm{18077}}^1$

素因数の和:18121

約数の個数: 80

約数和(自身を含む): 1775404224

約数和(自身を除く): 1136779968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 256, 276, 368, 384, 512, 552, 736, 768, 1104, 1472, 1536, 2208, 2944, 4416, 5888, 8832, 11776, 17664, 18077, 35328, 36154, 54231, 72308, 108462, 144616, 216924, 289232, 415771, 433848, 578464, 831542, 867696, 1156928, 1247313, 1663084, 1735392, 2313856, 2494626, 3326168, 3470784, 4627712, 4989252, 6652336, 6941568, 9255424, 9978504, 13304672, 13883136, 19957008, 26609344, 27766272, 39914016, 53218688, 79828032, 106437376, 159656064, 212874752, 319312128, 638624256]

約数ペア:

[(1, 638624256), (2, 319312128), (3, 212874752), (4, 159656064), (6, 106437376), (8, 79828032), (12, 53218688), (16, 39914016), (23, 27766272), (24, 26609344), (32, 19957008), (46, 13883136), (48, 13304672), (64, 9978504), (69, 9255424), (92, 6941568), (96, 6652336), (128, 4989252), (138, 4627712), (184, 3470784), (192, 3326168), (256, 2494626), (276, 2313856), (368, 1735392), (384, 1663084), (512, 1247313), (552, 1156928), (736, 867696), (768, 831542), (1104, 578464), (1472, 433848), (1536, 415771), (2208, 289232), (2944, 216924), (4416, 144616), (5888, 108462), (8832, 72308), (11776, 54231), (17664, 36154), (18077, 35328)]