68841080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:170

約数の個数: 192

約数和(自身を含む): 204871680

約数和(自身を除く): 136030600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 49, 55, 56, 62, 70, 77, 88, 98, 103, 110, 124, 140, 154, 155, 196, 206, 217, 220, 245, 248, 280, 308, 310, 341, 385, 392, 412, 434, 440, 490, 515, 539, 616, 620, 682, 721, 770, 824, 868, 980, 1030, 1078, 1085, 1133, 1240, 1364, 1442, 1519, 1540, 1705, 1736, 1960, 2060, 2156, 2170, 2266, 2387, 2695, 2728, 2884, 3038, 3080, 3193, 3410, 3605, 4120, 4312, 4340, 4532, 4774, 5047, 5390, 5665, 5768, 6076, 6386, 6820, 7210, 7595, 7931, 8680, 9064, 9548, 10094, 10780, 11330, 11935, 12152, 12772, 13640, 14420, 15190, 15862, 15965, 16709, 19096, 20188, 21560, 22351, 22660, 23870, 25235, 25544, 28840, 30380, 31724, 31930, 33418, 35123, 39655, 40376, 44702, 45320, 47740, 50470, 55517, 60760, 63448, 63860, 66836, 70246, 79310, 83545, 89404, 95480, 100940, 111034, 111755, 127720, 133672, 140492, 156457, 158620, 167090, 175615, 178808, 201880, 222068, 223510, 245861, 277585, 280984, 312914, 317240, 334180, 351230, 444136, 447020, 491722, 555170, 625828, 668360, 702460, 782285, 894040, 983444, 1110340, 1229305, 1251656, 1404920, 1564570, 1721027, 1966888, 2220680, 2458610, 3129140, 3442054, 4917220, 6258280, 6884108, 8605135, 9834440, 13768216, 17210270, 34420540, 68841080]

約数ペア:

[(1, 68841080), (2, 34420540), (4, 17210270), (5, 13768216), (7, 9834440), (8, 8605135), (10, 6884108), (11, 6258280), (14, 4917220), (20, 3442054), (22, 3129140), (28, 2458610), (31, 2220680), (35, 1966888), (40, 1721027), (44, 1564570), (49, 1404920), (55, 1251656), (56, 1229305), (62, 1110340), (70, 983444), (77, 894040), (88, 782285), (98, 702460), (103, 668360), (110, 625828), (124, 555170), (140, 491722), (154, 447020), (155, 444136), (196, 351230), (206, 334180), (217, 317240), (220, 312914), (245, 280984), (248, 277585), (280, 245861), (308, 223510), (310, 222068), (341, 201880), (385, 178808), (392, 175615), (412, 167090), (434, 158620), (440, 156457), (490, 140492), (515, 133672), (539, 127720), (616, 111755), (620, 111034), (682, 100940), (721, 95480), (770, 89404), (824, 83545), (868, 79310), (980, 70246), (1030, 66836), (1078, 63860), (1085, 63448), (1133, 60760), (1240, 55517), (1364, 50470), (1442, 47740), (1519, 45320), (1540, 44702), (1705, 40376), (1736, 39655), (1960, 35123), (2060, 33418), (2156, 31930), (2170, 31724), (2266, 30380), (2387, 28840), (2695, 25544), (2728, 25235), (2884, 23870), (3038, 22660), (3080, 22351), (3193, 21560), (3410, 20188), (3605, 19096), (4120, 16709), (4312, 15965), (4340, 15862), (4532, 15190), (4774, 14420), (5047, 13640), (5390, 12772), (5665, 12152), (5768, 11935), (6076, 11330), (6386, 10780), (6820, 10094), (7210, 9548), (7595, 9064), (7931, 8680)]