138669440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2381}}^1$

素因数の和:2420

約数の個数: 128

約数和(自身を含む): 408179520

約数和(自身を除く): 269510080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1456, 1664, 1820, 2080, 2240, 2381, 2912, 3640, 4160, 4480, 4762, 5824, 7280, 8320, 9524, 11648, 11905, 14560, 16667, 19048, 23810, 29120, 30953, 33334, 38096, 47620, 58240, 61906, 66668, 76192, 83335, 95240, 123812, 133336, 152384, 154765, 166670, 190480, 216671, 247624, 266672, 304768, 309530, 333340, 380960, 433342, 495248, 533344, 619060, 666680, 761920, 866684, 990496, 1066688, 1083355, 1238120, 1333360, 1523840, 1733368, 1980992, 2133376, 2166710, 2476240, 2666720, 3466736, 3961984, 4333420, 4952480, 5333440, 6933472, 8666840, 9904960, 10666880, 13866944, 17333680, 19809920, 27733888, 34667360, 69334720, 138669440]

約数ペア:

[(1, 138669440), (2, 69334720), (4, 34667360), (5, 27733888), (7, 19809920), (8, 17333680), (10, 13866944), (13, 10666880), (14, 9904960), (16, 8666840), (20, 6933472), (26, 5333440), (28, 4952480), (32, 4333420), (35, 3961984), (40, 3466736), (52, 2666720), (56, 2476240), (64, 2166710), (65, 2133376), (70, 1980992), (80, 1733368), (91, 1523840), (104, 1333360), (112, 1238120), (128, 1083355), (130, 1066688), (140, 990496), (160, 866684), (182, 761920), (208, 666680), (224, 619060), (260, 533344), (280, 495248), (320, 433342), (364, 380960), (416, 333340), (448, 309530), (455, 304768), (520, 266672), (560, 247624), (640, 216671), (728, 190480), (832, 166670), (896, 154765), (910, 152384), (1040, 133336), (1120, 123812), (1456, 95240), (1664, 83335), (1820, 76192), (2080, 66668), (2240, 61906), (2381, 58240), (2912, 47620), (3640, 38096), (4160, 33334), (4480, 30953), (4762, 29120), (5824, 23810), (7280, 19048), (8320, 16667), (9524, 14560), (11648, 11905)]