66206080

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 128

約数和(自身を含む): 169205760

約数和(自身を除く): 102999680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 64, 71, 80, 94, 124, 128, 142, 155, 160, 188, 235, 248, 284, 310, 320, 355, 376, 470, 496, 568, 620, 640, 710, 752, 940, 992, 1136, 1240, 1420, 1457, 1504, 1880, 1984, 2201, 2272, 2480, 2840, 2914, 3008, 3337, 3760, 3968, 4402, 4544, 4960, 5680, 5828, 6016, 6674, 7285, 7520, 8804, 9088, 9920, 11005, 11360, 11656, 13348, 14570, 15040, 16685, 17608, 19840, 22010, 22720, 23312, 26696, 29140, 30080, 33370, 35216, 44020, 45440, 46624, 53392, 58280, 66740, 70432, 88040, 93248, 103447, 106784, 116560, 133480, 140864, 176080, 186496, 206894, 213568, 233120, 266960, 281728, 352160, 413788, 427136, 466240, 517235, 533920, 704320, 827576, 932480, 1034470, 1067840, 1408640, 1655152, 2068940, 2135680, 3310304, 4137880, 6620608, 8275760, 13241216, 16551520, 33103040, 66206080]

約数ペア:

[(1, 66206080), (2, 33103040), (4, 16551520), (5, 13241216), (8, 8275760), (10, 6620608), (16, 4137880), (20, 3310304), (31, 2135680), (32, 2068940), (40, 1655152), (47, 1408640), (62, 1067840), (64, 1034470), (71, 932480), (80, 827576), (94, 704320), (124, 533920), (128, 517235), (142, 466240), (155, 427136), (160, 413788), (188, 352160), (235, 281728), (248, 266960), (284, 233120), (310, 213568), (320, 206894), (355, 186496), (376, 176080), (470, 140864), (496, 133480), (568, 116560), (620, 106784), (640, 103447), (710, 93248), (752, 88040), (940, 70432), (992, 66740), (1136, 58280), (1240, 53392), (1420, 46624), (1457, 45440), (1504, 44020), (1880, 35216), (1984, 33370), (2201, 30080), (2272, 29140), (2480, 26696), (2840, 23312), (2914, 22720), (3008, 22010), (3337, 19840), (3760, 17608), (3968, 16685), (4402, 15040), (4544, 14570), (4960, 13348), (5680, 11656), (5828, 11360), (6016, 11005), (6674, 9920), (7285, 9088), (7520, 8804)]