81369408

素因数分解:

$2^6\times 3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 112

約数和(自身を含む): 224722944

約数和(自身を除く): 143353536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 64, 71, 94, 96, 127, 141, 142, 188, 192, 213, 254, 282, 284, 376, 381, 426, 508, 564, 568, 752, 762, 852, 1016, 1128, 1136, 1504, 1524, 1704, 2032, 2256, 2272, 3008, 3048, 3337, 3408, 4064, 4512, 4544, 5969, 6096, 6674, 6816, 8128, 9017, 9024, 10011, 11938, 12192, 13348, 13632, 17907, 18034, 20022, 23876, 24384, 26696, 27051, 35814, 36068, 40044, 47752, 53392, 54102, 71628, 72136, 80088, 95504, 106784, 108204, 143256, 144272, 160176, 191008, 213568, 216408, 286512, 288544, 320352, 382016, 423799, 432816, 573024, 577088, 640704, 847598, 865632, 1146048, 1271397, 1695196, 1731264, 2542794, 3390392, 5085588, 6780784, 10171176, 13561568, 20342352, 27123136, 40684704, 81369408]

約数ペア:

[(1, 81369408), (2, 40684704), (3, 27123136), (4, 20342352), (6, 13561568), (8, 10171176), (12, 6780784), (16, 5085588), (24, 3390392), (32, 2542794), (47, 1731264), (48, 1695196), (64, 1271397), (71, 1146048), (94, 865632), (96, 847598), (127, 640704), (141, 577088), (142, 573024), (188, 432816), (192, 423799), (213, 382016), (254, 320352), (282, 288544), (284, 286512), (376, 216408), (381, 213568), (426, 191008), (508, 160176), (564, 144272), (568, 143256), (752, 108204), (762, 106784), (852, 95504), (1016, 80088), (1128, 72136), (1136, 71628), (1504, 54102), (1524, 53392), (1704, 47752), (2032, 40044), (2256, 36068), (2272, 35814), (3008, 27051), (3048, 26696), (3337, 24384), (3408, 23876), (4064, 20022), (4512, 18034), (4544, 17907), (5969, 13632), (6096, 13348), (6674, 12192), (6816, 11938), (8128, 10011), (9017, 9024)]