861239790

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{523}}^1$

素因数の和:668

約数の個数: 160

約数和(自身を含む): 2465147520

約数和(自身を除く): 1603907730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 81, 90, 95, 107, 114, 135, 162, 171, 190, 214, 270, 285, 321, 342, 405, 513, 523, 535, 570, 642, 810, 855, 963, 1026, 1046, 1070, 1539, 1569, 1605, 1710, 1926, 2033, 2565, 2615, 2889, 3078, 3138, 3210, 4066, 4707, 4815, 5130, 5230, 5778, 6099, 7695, 7845, 8667, 9414, 9630, 9937, 10165, 12198, 14121, 14445, 15390, 15690, 17334, 18297, 19874, 20330, 23535, 28242, 28890, 29811, 30495, 36594, 42363, 43335, 47070, 49685, 54891, 55961, 59622, 60990, 70605, 84726, 86670, 89433, 91485, 99370, 109782, 111922, 141210, 149055, 164673, 167883, 178866, 182970, 211815, 268299, 274455, 279805, 298110, 329346, 335766, 423630, 447165, 503649, 536598, 548910, 559610, 804897, 823365, 839415, 894330, 1007298, 1063259, 1341495, 1510947, 1609794, 1646730, 1678830, 2126518, 2518245, 2682990, 3021894, 3189777, 4024485, 4532841, 5036490, 5316295, 6379554, 7554735, 8048970, 9065682, 9569331, 10632590, 15109470, 15948885, 19138662, 22664205, 28707993, 31897770, 45328410, 47846655, 57415986, 86123979, 95693310, 143539965, 172247958, 287079930, 430619895, 861239790]

約数ペア:

[(1, 861239790), (2, 430619895), (3, 287079930), (5, 172247958), (6, 143539965), (9, 95693310), (10, 86123979), (15, 57415986), (18, 47846655), (19, 45328410), (27, 31897770), (30, 28707993), (38, 22664205), (45, 19138662), (54, 15948885), (57, 15109470), (81, 10632590), (90, 9569331), (95, 9065682), (107, 8048970), (114, 7554735), (135, 6379554), (162, 5316295), (171, 5036490), (190, 4532841), (214, 4024485), (270, 3189777), (285, 3021894), (321, 2682990), (342, 2518245), (405, 2126518), (513, 1678830), (523, 1646730), (535, 1609794), (570, 1510947), (642, 1341495), (810, 1063259), (855, 1007298), (963, 894330), (1026, 839415), (1046, 823365), (1070, 804897), (1539, 559610), (1569, 548910), (1605, 536598), (1710, 503649), (1926, 447165), (2033, 423630), (2565, 335766), (2615, 329346), (2889, 298110), (3078, 279805), (3138, 274455), (3210, 268299), (4066, 211815), (4707, 182970), (4815, 178866), (5130, 167883), (5230, 164673), (5778, 149055), (6099, 141210), (7695, 111922), (7845, 109782), (8667, 99370), (9414, 91485), (9630, 89433), (9937, 86670), (10165, 84726), (12198, 70605), (14121, 60990), (14445, 59622), (15390, 55961), (15690, 54891), (17334, 49685), (18297, 47070), (19874, 43335), (20330, 42363), (23535, 36594), (28242, 30495), (28890, 29811)]