18727170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{67}}^1$

素因数の和:117

約数の個数: 128

約数和(自身を含む): 57341952

約数和(自身を除く): 38614782

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 67, 70, 77, 105, 110, 121, 134, 154, 165, 201, 210, 231, 242, 330, 335, 363, 385, 402, 462, 469, 605, 670, 726, 737, 770, 847, 938, 1005, 1155, 1210, 1331, 1407, 1474, 1694, 1815, 2010, 2211, 2310, 2345, 2541, 2662, 2814, 3630, 3685, 3993, 4235, 4422, 4690, 5082, 5159, 6655, 7035, 7370, 7986, 8107, 8470, 9317, 10318, 11055, 12705, 13310, 14070, 15477, 16214, 18634, 19965, 22110, 24321, 25410, 25795, 27951, 30954, 39930, 40535, 46585, 48642, 51590, 55902, 56749, 77385, 81070, 89177, 93170, 113498, 121605, 139755, 154770, 170247, 178354, 243210, 267531, 279510, 283745, 340494, 445885, 535062, 567490, 624239, 851235, 891770, 1248478, 1337655, 1702470, 1872717, 2675310, 3121195, 3745434, 6242390, 9363585, 18727170]

約数ペア:

[(1, 18727170), (2, 9363585), (3, 6242390), (5, 3745434), (6, 3121195), (7, 2675310), (10, 1872717), (11, 1702470), (14, 1337655), (15, 1248478), (21, 891770), (22, 851235), (30, 624239), (33, 567490), (35, 535062), (42, 445885), (55, 340494), (66, 283745), (67, 279510), (70, 267531), (77, 243210), (105, 178354), (110, 170247), (121, 154770), (134, 139755), (154, 121605), (165, 113498), (201, 93170), (210, 89177), (231, 81070), (242, 77385), (330, 56749), (335, 55902), (363, 51590), (385, 48642), (402, 46585), (462, 40535), (469, 39930), (605, 30954), (670, 27951), (726, 25795), (737, 25410), (770, 24321), (847, 22110), (938, 19965), (1005, 18634), (1155, 16214), (1210, 15477), (1331, 14070), (1407, 13310), (1474, 12705), (1694, 11055), (1815, 10318), (2010, 9317), (2211, 8470), (2310, 8107), (2345, 7986), (2541, 7370), (2662, 7035), (2814, 6655), (3630, 5159), (3685, 5082), (3993, 4690), (4235, 4422)]