4428784640

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:305

約数の個数: 264

約数和(自身を含む): 12545326080

約数和(自身を除く): 8116541440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 127, 128, 139, 140, 160, 196, 224, 245, 254, 256, 278, 280, 320, 392, 448, 490, 508, 512, 556, 560, 635, 640, 695, 784, 889, 896, 973, 980, 1016, 1024, 1112, 1120, 1270, 1280, 1390, 1568, 1778, 1792, 1946, 1960, 2032, 2224, 2240, 2540, 2560, 2780, 3136, 3556, 3584, 3892, 3920, 4064, 4445, 4448, 4480, 4865, 5080, 5120, 5560, 6223, 6272, 6811, 7112, 7168, 7784, 7840, 8128, 8890, 8896, 8960, 9730, 10160, 11120, 12446, 12544, 13622, 14224, 15568, 15680, 16256, 17653, 17780, 17792, 17920, 19460, 20320, 22240, 24892, 25088, 27244, 28448, 31115, 31136, 31360, 32512, 34055, 35306, 35560, 35584, 35840, 38920, 40640, 44480, 49784, 50176, 54488, 56896, 62230, 62272, 62720, 65024, 68110, 70612, 71120, 71168, 77840, 81280, 88265, 88960, 99568, 108976, 113792, 123571, 124460, 124544, 125440, 130048, 136220, 141224, 142240, 142336, 155680, 162560, 176530, 177920, 199136, 217952, 227584, 247142, 248920, 249088, 250880, 272440, 282448, 284480, 311360, 325120, 353060, 355840, 398272, 435904, 455168, 494284, 497840, 498176, 544880, 564896, 568960, 617855, 622720, 650240, 706120, 711680, 796544, 864997, 871808, 910336, 988568, 995680, 996352, 1089760, 1129792, 1137920, 1235710, 1245440, 1412240, 1593088, 1729994, 1743616, 1977136, 1991360, 2179520, 2259584, 2275840, 2471420, 2490880, 2824480, 3186176, 3459988, 3487232, 3954272, 3982720, 4324985, 4359040, 4519168, 4551680, 4942840, 4981760, 5648960, 6372352, 6919976, 6974464, 7908544, 7965440, 8649970, 8718080, 9038336, 9885680, 11297920, 13839952, 15817088, 15930880, 17299940, 17436160, 18076672, 19771360, 22595840, 27679904, 31634176, 31861760, 34599880, 34872320, 39542720, 45191680, 55359808, 63268352, 69199760, 79085440, 90383360, 110719616, 126536704, 138399520, 158170880, 221439232, 276799040, 316341760, 442878464, 553598080, 632683520, 885756928, 1107196160, 2214392320, 4428784640]

約数ペア:

[(1, 4428784640), (2, 2214392320), (4, 1107196160), (5, 885756928), (7, 632683520), (8, 553598080), (10, 442878464), (14, 316341760), (16, 276799040), (20, 221439232), (28, 158170880), (32, 138399520), (35, 126536704), (40, 110719616), (49, 90383360), (56, 79085440), (64, 69199760), (70, 63268352), (80, 55359808), (98, 45191680), (112, 39542720), (127, 34872320), (128, 34599880), (139, 31861760), (140, 31634176), (160, 27679904), (196, 22595840), (224, 19771360), (245, 18076672), (254, 17436160), (256, 17299940), (278, 15930880), (280, 15817088), (320, 13839952), (392, 11297920), (448, 9885680), (490, 9038336), (508, 8718080), (512, 8649970), (556, 7965440), (560, 7908544), (635, 6974464), (640, 6919976), (695, 6372352), (784, 5648960), (889, 4981760), (896, 4942840), (973, 4551680), (980, 4519168), (1016, 4359040), (1024, 4324985), (1112, 3982720), (1120, 3954272), (1270, 3487232), (1280, 3459988), (1390, 3186176), (1568, 2824480), (1778, 2490880), (1792, 2471420), (1946, 2275840), (1960, 2259584), (2032, 2179520), (2224, 1991360), (2240, 1977136), (2540, 1743616), (2560, 1729994), (2780, 1593088), (3136, 1412240), (3556, 1245440), (3584, 1235710), (3892, 1137920), (3920, 1129792), (4064, 1089760), (4445, 996352), (4448, 995680), (4480, 988568), (4865, 910336), (5080, 871808), (5120, 864997), (5560, 796544), (6223, 711680), (6272, 706120), (6811, 650240), (7112, 622720), (7168, 617855), (7784, 568960), (7840, 564896), (8128, 544880), (8890, 498176), (8896, 497840), (8960, 494284), (9730, 455168), (10160, 435904), (11120, 398272), (12446, 355840), (12544, 353060), (13622, 325120), (14224, 311360), (15568, 284480), (15680, 282448), (16256, 272440), (17653, 250880), (17780, 249088), (17792, 248920), (17920, 247142), (19460, 227584), (20320, 217952), (22240, 199136), (24892, 177920), (25088, 176530), (27244, 162560), (28448, 155680), (31115, 142336), (31136, 142240), (31360, 141224), (32512, 136220), (34055, 130048), (35306, 125440), (35560, 124544), (35584, 124460), (35840, 123571), (38920, 113792), (40640, 108976), (44480, 99568), (49784, 88960), (50176, 88265), (54488, 81280), (56896, 77840), (62230, 71168), (62272, 71120), (62720, 70612), (65024, 68110)]