15389990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 96

約数和(自身を含む): 36771840

約数和(自身を除く): 21381850

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 35, 46, 55, 70, 77, 79, 110, 115, 121, 154, 158, 161, 230, 242, 253, 322, 385, 395, 506, 553, 605, 770, 790, 805, 847, 869, 1106, 1210, 1265, 1610, 1694, 1738, 1771, 1817, 2530, 2765, 2783, 3542, 3634, 4235, 4345, 5530, 5566, 6083, 8470, 8690, 8855, 9085, 9559, 12166, 12719, 13915, 17710, 18170, 19118, 19481, 19987, 25438, 27830, 30415, 38962, 39974, 47795, 60830, 63595, 66913, 95590, 97405, 99935, 127190, 133826, 139909, 194810, 199870, 219857, 279818, 334565, 439714, 669130, 699545, 1099285, 1399090, 1538999, 2198570, 3077998, 7694995, 15389990]

約数ペア:

[(1, 15389990), (2, 7694995), (5, 3077998), (7, 2198570), (10, 1538999), (11, 1399090), (14, 1099285), (22, 699545), (23, 669130), (35, 439714), (46, 334565), (55, 279818), (70, 219857), (77, 199870), (79, 194810), (110, 139909), (115, 133826), (121, 127190), (154, 99935), (158, 97405), (161, 95590), (230, 66913), (242, 63595), (253, 60830), (322, 47795), (385, 39974), (395, 38962), (506, 30415), (553, 27830), (605, 25438), (770, 19987), (790, 19481), (805, 19118), (847, 18170), (869, 17710), (1106, 13915), (1210, 12719), (1265, 12166), (1610, 9559), (1694, 9085), (1738, 8855), (1771, 8690), (1817, 8470), (2530, 6083), (2765, 5566), (2783, 5530), (3542, 4345), (3634, 4235)]