18290580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:174

約数の個数: 192

約数和(自身を含む): 66189312

約数和(自身を除く): 47898732

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 37, 42, 44, 55, 60, 66, 70, 74, 77, 84, 105, 107, 110, 111, 132, 140, 148, 154, 165, 185, 210, 214, 220, 222, 231, 259, 308, 321, 330, 370, 385, 407, 420, 428, 444, 462, 518, 535, 555, 642, 660, 740, 749, 770, 777, 814, 924, 1036, 1070, 1110, 1155, 1177, 1221, 1284, 1295, 1498, 1540, 1554, 1605, 1628, 2035, 2140, 2220, 2247, 2310, 2354, 2442, 2590, 2849, 2996, 3108, 3210, 3531, 3745, 3885, 3959, 4070, 4494, 4620, 4708, 4884, 5180, 5698, 5885, 6105, 6420, 7062, 7490, 7770, 7918, 8140, 8239, 8547, 8988, 11235, 11396, 11770, 11877, 12210, 14124, 14245, 14980, 15540, 15836, 16478, 17094, 17655, 19795, 22470, 23540, 23754, 24420, 24717, 27713, 28490, 32956, 34188, 35310, 39590, 41195, 42735, 43549, 44940, 47508, 49434, 55426, 56980, 59385, 70620, 79180, 82390, 83139, 85470, 87098, 98868, 110852, 118770, 123585, 130647, 138565, 164780, 166278, 170940, 174196, 217745, 237540, 247170, 261294, 277130, 304843, 332556, 415695, 435490, 494340, 522588, 554260, 609686, 653235, 831390, 870980, 914529, 1219372, 1306470, 1524215, 1662780, 1829058, 2612940, 3048430, 3658116, 4572645, 6096860, 9145290, 18290580]

約数ペア:

[(1, 18290580), (2, 9145290), (3, 6096860), (4, 4572645), (5, 3658116), (6, 3048430), (7, 2612940), (10, 1829058), (11, 1662780), (12, 1524215), (14, 1306470), (15, 1219372), (20, 914529), (21, 870980), (22, 831390), (28, 653235), (30, 609686), (33, 554260), (35, 522588), (37, 494340), (42, 435490), (44, 415695), (55, 332556), (60, 304843), (66, 277130), (70, 261294), (74, 247170), (77, 237540), (84, 217745), (105, 174196), (107, 170940), (110, 166278), (111, 164780), (132, 138565), (140, 130647), (148, 123585), (154, 118770), (165, 110852), (185, 98868), (210, 87098), (214, 85470), (220, 83139), (222, 82390), (231, 79180), (259, 70620), (308, 59385), (321, 56980), (330, 55426), (370, 49434), (385, 47508), (407, 44940), (420, 43549), (428, 42735), (444, 41195), (462, 39590), (518, 35310), (535, 34188), (555, 32956), (642, 28490), (660, 27713), (740, 24717), (749, 24420), (770, 23754), (777, 23540), (814, 22470), (924, 19795), (1036, 17655), (1070, 17094), (1110, 16478), (1155, 15836), (1177, 15540), (1221, 14980), (1284, 14245), (1295, 14124), (1498, 12210), (1540, 11877), (1554, 11770), (1605, 11396), (1628, 11235), (2035, 8988), (2140, 8547), (2220, 8239), (2247, 8140), (2310, 7918), (2354, 7770), (2442, 7490), (2590, 7062), (2849, 6420), (2996, 6105), (3108, 5885), (3210, 5698), (3531, 5180), (3745, 4884), (3885, 4708), (3959, 4620), (4070, 4494)]