18523120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:159

約数の個数: 160

約数和(自身を含む): 55996416

約数和(自身を除く): 37473296

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 97, 110, 112, 124, 140, 154, 155, 176, 194, 217, 220, 248, 280, 308, 310, 341, 385, 388, 434, 440, 485, 496, 560, 616, 620, 679, 682, 770, 776, 868, 880, 970, 1067, 1085, 1232, 1240, 1358, 1364, 1540, 1552, 1705, 1736, 1940, 2134, 2170, 2387, 2480, 2716, 2728, 3007, 3080, 3395, 3410, 3472, 3880, 4268, 4340, 4774, 5335, 5432, 5456, 6014, 6160, 6790, 6820, 7469, 7760, 8536, 8680, 9548, 10670, 10864, 11935, 12028, 13580, 13640, 14938, 15035, 17072, 17360, 19096, 21049, 21340, 23870, 24056, 27160, 27280, 29876, 30070, 33077, 37345, 38192, 42098, 42680, 47740, 48112, 54320, 59752, 60140, 66154, 74690, 84196, 85360, 95480, 105245, 119504, 120280, 132308, 149380, 165385, 168392, 190960, 210490, 231539, 240560, 264616, 298760, 330770, 336784, 420980, 463078, 529232, 597520, 661540, 841960, 926156, 1157695, 1323080, 1683920, 1852312, 2315390, 2646160, 3704624, 4630780, 9261560, 18523120]

約数ペア:

[(1, 18523120), (2, 9261560), (4, 4630780), (5, 3704624), (7, 2646160), (8, 2315390), (10, 1852312), (11, 1683920), (14, 1323080), (16, 1157695), (20, 926156), (22, 841960), (28, 661540), (31, 597520), (35, 529232), (40, 463078), (44, 420980), (55, 336784), (56, 330770), (62, 298760), (70, 264616), (77, 240560), (80, 231539), (88, 210490), (97, 190960), (110, 168392), (112, 165385), (124, 149380), (140, 132308), (154, 120280), (155, 119504), (176, 105245), (194, 95480), (217, 85360), (220, 84196), (248, 74690), (280, 66154), (308, 60140), (310, 59752), (341, 54320), (385, 48112), (388, 47740), (434, 42680), (440, 42098), (485, 38192), (496, 37345), (560, 33077), (616, 30070), (620, 29876), (679, 27280), (682, 27160), (770, 24056), (776, 23870), (868, 21340), (880, 21049), (970, 19096), (1067, 17360), (1085, 17072), (1232, 15035), (1240, 14938), (1358, 13640), (1364, 13580), (1540, 12028), (1552, 11935), (1705, 10864), (1736, 10670), (1940, 9548), (2134, 8680), (2170, 8536), (2387, 7760), (2480, 7469), (2716, 6820), (2728, 6790), (3007, 6160), (3080, 6014), (3395, 5456), (3410, 5432), (3472, 5335), (3880, 4774), (4268, 4340)]