78191360

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 208782336

約数和(自身を除く): 130590976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 104, 127, 128, 130, 148, 160, 185, 208, 254, 256, 260, 296, 320, 370, 416, 481, 508, 520, 592, 635, 640, 740, 832, 962, 1016, 1040, 1184, 1270, 1280, 1480, 1651, 1664, 1924, 2032, 2080, 2368, 2405, 2540, 2960, 3302, 3328, 3848, 4064, 4160, 4699, 4736, 4810, 5080, 5920, 6604, 7696, 8128, 8255, 8320, 9398, 9472, 9620, 10160, 11840, 13208, 15392, 16256, 16510, 16640, 18796, 19240, 20320, 23495, 23680, 26416, 30784, 32512, 33020, 37592, 38480, 40640, 46990, 47360, 52832, 61087, 61568, 66040, 75184, 76960, 81280, 93980, 105664, 122174, 123136, 132080, 150368, 153920, 162560, 187960, 211328, 244348, 264160, 300736, 305435, 307840, 375920, 422656, 488696, 528320, 601472, 610870, 615680, 751840, 977392, 1056640, 1202944, 1221740, 1503680, 1954784, 2113280, 2443480, 3007360, 3909568, 4886960, 6014720, 7819136, 9773920, 15638272, 19547840, 39095680, 78191360]

約数ペア:

[(1, 78191360), (2, 39095680), (4, 19547840), (5, 15638272), (8, 9773920), (10, 7819136), (13, 6014720), (16, 4886960), (20, 3909568), (26, 3007360), (32, 2443480), (37, 2113280), (40, 1954784), (52, 1503680), (64, 1221740), (65, 1202944), (74, 1056640), (80, 977392), (104, 751840), (127, 615680), (128, 610870), (130, 601472), (148, 528320), (160, 488696), (185, 422656), (208, 375920), (254, 307840), (256, 305435), (260, 300736), (296, 264160), (320, 244348), (370, 211328), (416, 187960), (481, 162560), (508, 153920), (520, 150368), (592, 132080), (635, 123136), (640, 122174), (740, 105664), (832, 93980), (962, 81280), (1016, 76960), (1040, 75184), (1184, 66040), (1270, 61568), (1280, 61087), (1480, 52832), (1651, 47360), (1664, 46990), (1924, 40640), (2032, 38480), (2080, 37592), (2368, 33020), (2405, 32512), (2540, 30784), (2960, 26416), (3302, 23680), (3328, 23495), (3848, 20320), (4064, 19240), (4160, 18796), (4699, 16640), (4736, 16510), (4810, 16256), (5080, 15392), (5920, 13208), (6604, 11840), (7696, 10160), (8128, 9620), (8255, 9472), (8320, 9398)]