128670080

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{373}}^1$

素因数の和:417

約数の個数: 192

約数和(自身を含む): 391398480

約数和(自身を除く): 262728400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 320, 352, 373, 385, 392, 440, 448, 490, 539, 560, 616, 640, 704, 746, 770, 784, 880, 896, 980, 1078, 1120, 1232, 1408, 1492, 1540, 1568, 1760, 1865, 1960, 2156, 2240, 2464, 2611, 2695, 2984, 3080, 3136, 3520, 3730, 3920, 4103, 4312, 4480, 4928, 5222, 5390, 5968, 6160, 6272, 7040, 7460, 7840, 8206, 8624, 9856, 10444, 10780, 11936, 12320, 13055, 14920, 15680, 16412, 17248, 18277, 20515, 20888, 21560, 23872, 24640, 26110, 28721, 29840, 31360, 32824, 34496, 36554, 41030, 41776, 43120, 47744, 49280, 52220, 57442, 59680, 65648, 68992, 73108, 82060, 83552, 86240, 91385, 104440, 114884, 119360, 131296, 143605, 146216, 164120, 167104, 172480, 182770, 201047, 208880, 229768, 238720, 262592, 287210, 292432, 328240, 334208, 344960, 365540, 402094, 417760, 459536, 525184, 574420, 584864, 656480, 731080, 804188, 835520, 919072, 1005235, 1148840, 1169728, 1312960, 1462160, 1608376, 1671040, 1838144, 2010470, 2297680, 2339456, 2625920, 2924320, 3216752, 3676288, 4020940, 4595360, 5848640, 6433504, 8041880, 9190720, 11697280, 12867008, 16083760, 18381440, 25734016, 32167520, 64335040, 128670080]

約数ペア:

[(1, 128670080), (2, 64335040), (4, 32167520), (5, 25734016), (7, 18381440), (8, 16083760), (10, 12867008), (11, 11697280), (14, 9190720), (16, 8041880), (20, 6433504), (22, 5848640), (28, 4595360), (32, 4020940), (35, 3676288), (40, 3216752), (44, 2924320), (49, 2625920), (55, 2339456), (56, 2297680), (64, 2010470), (70, 1838144), (77, 1671040), (80, 1608376), (88, 1462160), (98, 1312960), (110, 1169728), (112, 1148840), (128, 1005235), (140, 919072), (154, 835520), (160, 804188), (176, 731080), (196, 656480), (220, 584864), (224, 574420), (245, 525184), (280, 459536), (308, 417760), (320, 402094), (352, 365540), (373, 344960), (385, 334208), (392, 328240), (440, 292432), (448, 287210), (490, 262592), (539, 238720), (560, 229768), (616, 208880), (640, 201047), (704, 182770), (746, 172480), (770, 167104), (784, 164120), (880, 146216), (896, 143605), (980, 131296), (1078, 119360), (1120, 114884), (1232, 104440), (1408, 91385), (1492, 86240), (1540, 83552), (1568, 82060), (1760, 73108), (1865, 68992), (1960, 65648), (2156, 59680), (2240, 57442), (2464, 52220), (2611, 49280), (2695, 47744), (2984, 43120), (3080, 41776), (3136, 41030), (3520, 36554), (3730, 34496), (3920, 32824), (4103, 31360), (4312, 29840), (4480, 28721), (4928, 26110), (5222, 24640), (5390, 23872), (5968, 21560), (6160, 20888), (6272, 20515), (7040, 18277), (7460, 17248), (7840, 16412), (8206, 15680), (8624, 14920), (9856, 13055), (10444, 12320), (10780, 11936)]