128061440

素因数分解:

$2^{12}\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:92

約数の個数: 156

約数和(自身を含む): 341761284

約数和(自身を除く): 213699844

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 104, 128, 130, 148, 160, 169, 185, 208, 256, 260, 296, 320, 338, 370, 416, 481, 512, 520, 592, 640, 676, 740, 832, 845, 962, 1024, 1040, 1184, 1280, 1352, 1480, 1664, 1690, 1924, 2048, 2080, 2368, 2405, 2560, 2704, 2960, 3328, 3380, 3848, 4096, 4160, 4736, 4810, 5120, 5408, 5920, 6253, 6656, 6760, 7696, 8320, 9472, 9620, 10240, 10816, 11840, 12506, 13312, 13520, 15392, 16640, 18944, 19240, 20480, 21632, 23680, 25012, 26624, 27040, 30784, 31265, 33280, 37888, 38480, 43264, 47360, 50024, 53248, 54080, 61568, 62530, 66560, 75776, 76960, 86528, 94720, 100048, 108160, 123136, 125060, 133120, 151552, 153920, 173056, 189440, 200096, 216320, 246272, 250120, 266240, 307840, 346112, 378880, 400192, 432640, 492544, 500240, 615680, 692224, 757760, 800384, 865280, 985088, 1000480, 1231360, 1600768, 1730560, 1970176, 2000960, 2462720, 3201536, 3461120, 4001920, 4925440, 6403072, 8003840, 9850880, 12806144, 16007680, 25612288, 32015360, 64030720, 128061440]

約数ペア:

[(1, 128061440), (2, 64030720), (4, 32015360), (5, 25612288), (8, 16007680), (10, 12806144), (13, 9850880), (16, 8003840), (20, 6403072), (26, 4925440), (32, 4001920), (37, 3461120), (40, 3201536), (52, 2462720), (64, 2000960), (65, 1970176), (74, 1730560), (80, 1600768), (104, 1231360), (128, 1000480), (130, 985088), (148, 865280), (160, 800384), (169, 757760), (185, 692224), (208, 615680), (256, 500240), (260, 492544), (296, 432640), (320, 400192), (338, 378880), (370, 346112), (416, 307840), (481, 266240), (512, 250120), (520, 246272), (592, 216320), (640, 200096), (676, 189440), (740, 173056), (832, 153920), (845, 151552), (962, 133120), (1024, 125060), (1040, 123136), (1184, 108160), (1280, 100048), (1352, 94720), (1480, 86528), (1664, 76960), (1690, 75776), (1924, 66560), (2048, 62530), (2080, 61568), (2368, 54080), (2405, 53248), (2560, 50024), (2704, 47360), (2960, 43264), (3328, 38480), (3380, 37888), (3848, 33280), (4096, 31265), (4160, 30784), (4736, 27040), (4810, 26624), (5120, 25012), (5408, 23680), (5920, 21632), (6253, 20480), (6656, 19240), (6760, 18944), (7696, 16640), (8320, 15392), (9472, 13520), (9620, 13312), (10240, 12506), (10816, 11840)]