318042340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:378

約数の個数: 144

約数和(自身を含む): 857473344

約数和(自身を除く): 539431004

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 163, 181, 196, 220, 245, 308, 326, 362, 385, 490, 539, 652, 724, 770, 815, 905, 980, 1078, 1141, 1267, 1540, 1630, 1793, 1810, 1991, 2156, 2282, 2534, 2695, 3260, 3586, 3620, 3982, 4564, 5068, 5390, 5705, 6335, 7172, 7964, 7987, 8869, 8965, 9955, 10780, 11410, 12551, 12670, 13937, 15974, 17738, 17930, 19910, 22820, 25102, 25340, 27874, 29503, 31948, 35476, 35860, 39820, 39935, 44345, 50204, 55748, 59006, 62755, 69685, 79870, 87857, 88690, 97559, 118012, 125510, 139370, 147515, 159740, 175714, 177380, 195118, 206521, 251020, 278740, 295030, 324533, 351428, 390236, 413042, 439285, 487795, 590060, 649066, 826084, 878570, 975590, 1032605, 1298132, 1445647, 1622665, 1757140, 1951180, 2065210, 2271731, 2891294, 3245330, 4130420, 4543462, 5782588, 6490660, 7228235, 9086924, 11358655, 14456470, 15902117, 22717310, 28912940, 31804234, 45434620, 63608468, 79510585, 159021170, 318042340]

約数ペア:

[(1, 318042340), (2, 159021170), (4, 79510585), (5, 63608468), (7, 45434620), (10, 31804234), (11, 28912940), (14, 22717310), (20, 15902117), (22, 14456470), (28, 11358655), (35, 9086924), (44, 7228235), (49, 6490660), (55, 5782588), (70, 4543462), (77, 4130420), (98, 3245330), (110, 2891294), (140, 2271731), (154, 2065210), (163, 1951180), (181, 1757140), (196, 1622665), (220, 1445647), (245, 1298132), (308, 1032605), (326, 975590), (362, 878570), (385, 826084), (490, 649066), (539, 590060), (652, 487795), (724, 439285), (770, 413042), (815, 390236), (905, 351428), (980, 324533), (1078, 295030), (1141, 278740), (1267, 251020), (1540, 206521), (1630, 195118), (1793, 177380), (1810, 175714), (1991, 159740), (2156, 147515), (2282, 139370), (2534, 125510), (2695, 118012), (3260, 97559), (3586, 88690), (3620, 87857), (3982, 79870), (4564, 69685), (5068, 62755), (5390, 59006), (5705, 55748), (6335, 50204), (7172, 44345), (7964, 39935), (7987, 39820), (8869, 35860), (8965, 35476), (9955, 31948), (10780, 29503), (11410, 27874), (12551, 25340), (12670, 25102), (13937, 22820), (15974, 19910), (17738, 17930)]