18383970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 53187840

約数和(自身を除く): 34803870

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 29, 30, 33, 34, 51, 55, 58, 66, 85, 87, 102, 110, 113, 145, 165, 170, 174, 187, 226, 255, 290, 319, 330, 339, 374, 435, 493, 510, 561, 565, 638, 678, 870, 935, 957, 986, 1122, 1130, 1243, 1479, 1595, 1695, 1870, 1914, 1921, 2465, 2486, 2805, 2958, 3190, 3277, 3390, 3729, 3842, 4785, 4930, 5423, 5610, 5763, 6215, 6554, 7395, 7458, 9570, 9605, 9831, 10846, 11526, 12430, 14790, 16269, 16385, 18645, 19210, 19662, 21131, 27115, 28815, 32538, 32770, 36047, 37290, 42262, 49155, 54230, 55709, 57630, 63393, 72094, 81345, 98310, 105655, 108141, 111418, 126786, 162690, 167127, 180235, 211310, 216282, 278545, 316965, 334254, 360470, 540705, 557090, 612799, 633930, 835635, 1081410, 1225598, 1671270, 1838397, 3063995, 3676794, 6127990, 9191985, 18383970]

約数ペア:

[(1, 18383970), (2, 9191985), (3, 6127990), (5, 3676794), (6, 3063995), (10, 1838397), (11, 1671270), (15, 1225598), (17, 1081410), (22, 835635), (29, 633930), (30, 612799), (33, 557090), (34, 540705), (51, 360470), (55, 334254), (58, 316965), (66, 278545), (85, 216282), (87, 211310), (102, 180235), (110, 167127), (113, 162690), (145, 126786), (165, 111418), (170, 108141), (174, 105655), (187, 98310), (226, 81345), (255, 72094), (290, 63393), (319, 57630), (330, 55709), (339, 54230), (374, 49155), (435, 42262), (493, 37290), (510, 36047), (561, 32770), (565, 32538), (638, 28815), (678, 27115), (870, 21131), (935, 19662), (957, 19210), (986, 18645), (1122, 16385), (1130, 16269), (1243, 14790), (1479, 12430), (1595, 11526), (1695, 10846), (1870, 9831), (1914, 9605), (1921, 9570), (2465, 7458), (2486, 7395), (2805, 6554), (2958, 6215), (3190, 5763), (3277, 5610), (3390, 5423), (3729, 4930), (3842, 4785)]