17818380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:685

約数の個数: 120

約数和(自身を含む): 59276448

約数和(自身を除く): 41458068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 255, 270, 306, 324, 340, 405, 459, 510, 540, 612, 647, 765, 810, 918, 1020, 1294, 1377, 1530, 1620, 1836, 1941, 2295, 2588, 2754, 3060, 3235, 3882, 4590, 5508, 5823, 6470, 6885, 7764, 9180, 9705, 10999, 11646, 12940, 13770, 17469, 19410, 21998, 23292, 27540, 29115, 32997, 34938, 38820, 43996, 52407, 54995, 58230, 65994, 69876, 87345, 98991, 104814, 109990, 116460, 131988, 164985, 174690, 197982, 209628, 219980, 262035, 296973, 329970, 349380, 395964, 494955, 524070, 593946, 659940, 890919, 989910, 1048140, 1187892, 1484865, 1781838, 1979820, 2969730, 3563676, 4454595, 5939460, 8909190, 17818380]

約数ペア:

[(1, 17818380), (2, 8909190), (3, 5939460), (4, 4454595), (5, 3563676), (6, 2969730), (9, 1979820), (10, 1781838), (12, 1484865), (15, 1187892), (17, 1048140), (18, 989910), (20, 890919), (27, 659940), (30, 593946), (34, 524070), (36, 494955), (45, 395964), (51, 349380), (54, 329970), (60, 296973), (68, 262035), (81, 219980), (85, 209628), (90, 197982), (102, 174690), (108, 164985), (135, 131988), (153, 116460), (162, 109990), (170, 104814), (180, 98991), (204, 87345), (255, 69876), (270, 65994), (306, 58230), (324, 54995), (340, 52407), (405, 43996), (459, 38820), (510, 34938), (540, 32997), (612, 29115), (647, 27540), (765, 23292), (810, 21998), (918, 19410), (1020, 17469), (1294, 13770), (1377, 12940), (1530, 11646), (1620, 10999), (1836, 9705), (1941, 9180), (2295, 7764), (2588, 6885), (2754, 6470), (3060, 5823), (3235, 5508), (3882, 4590)]