639787664560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2132057}}^1$

素因数の和:2132123

約数の個数: 120

約数和(自身を含む): 1687771225728

約数和(自身を除く): 1047983561168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 121, 124, 155, 176, 220, 242, 248, 310, 341, 440, 484, 496, 605, 620, 682, 880, 968, 1210, 1240, 1364, 1705, 1936, 2420, 2480, 2728, 3410, 3751, 4840, 5456, 6820, 7502, 9680, 13640, 15004, 18755, 27280, 30008, 37510, 60016, 75020, 150040, 300080, 2132057, 4264114, 8528228, 10660285, 17056456, 21320570, 23452627, 34112912, 42641140, 46905254, 66093767, 85282280, 93810508, 117263135, 132187534, 170564560, 187621016, 234526270, 257978897, 264375068, 330468835, 375242032, 469052540, 515957794, 528750136, 660937670, 727031437, 938105080, 1031915588, 1057500272, 1289894485, 1321875340, 1454062874, 1876210160, 2063831176, 2579788970, 2643750680, 2908125748, 3635157185, 4127662352, 5159577940, 5287501360, 5816251496, 7270314370, 7997345807, 10319155880, 11632502992, 14540628740, 15994691614, 20638311760, 29081257480, 31989383228, 39986729035, 58162514960, 63978766456, 79973458070, 127957532912, 159946916140, 319893832280, 639787664560]

約数ペア:

[(1, 639787664560), (2, 319893832280), (4, 159946916140), (5, 127957532912), (8, 79973458070), (10, 63978766456), (11, 58162514960), (16, 39986729035), (20, 31989383228), (22, 29081257480), (31, 20638311760), (40, 15994691614), (44, 14540628740), (55, 11632502992), (62, 10319155880), (80, 7997345807), (88, 7270314370), (110, 5816251496), (121, 5287501360), (124, 5159577940), (155, 4127662352), (176, 3635157185), (220, 2908125748), (242, 2643750680), (248, 2579788970), (310, 2063831176), (341, 1876210160), (440, 1454062874), (484, 1321875340), (496, 1289894485), (605, 1057500272), (620, 1031915588), (682, 938105080), (880, 727031437), (968, 660937670), (1210, 528750136), (1240, 515957794), (1364, 469052540), (1705, 375242032), (1936, 330468835), (2420, 264375068), (2480, 257978897), (2728, 234526270), (3410, 187621016), (3751, 170564560), (4840, 132187534), (5456, 117263135), (6820, 93810508), (7502, 85282280), (9680, 66093767), (13640, 46905254), (15004, 42641140), (18755, 34112912), (27280, 23452627), (30008, 21320570), (37510, 17056456), (60016, 10660285), (75020, 8528228), (150040, 4264114), (300080, 2132057)]