18154800

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{41}}^2$

素因数の和:109

約数の個数: 180

約数和(自身を含む): 66232120

約数和(自身を除く): 48077320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 41, 45, 48, 50, 54, 60, 72, 75, 80, 82, 90, 100, 108, 120, 123, 135, 144, 150, 164, 180, 200, 205, 216, 225, 240, 246, 270, 300, 328, 360, 369, 400, 410, 432, 450, 492, 540, 600, 615, 656, 675, 720, 738, 820, 900, 984, 1025, 1080, 1107, 1200, 1230, 1350, 1476, 1640, 1681, 1800, 1845, 1968, 2050, 2160, 2214, 2460, 2700, 2952, 3075, 3280, 3362, 3600, 3690, 4100, 4428, 4920, 5043, 5400, 5535, 5904, 6150, 6724, 7380, 8200, 8405, 8856, 9225, 9840, 10086, 10800, 11070, 12300, 13448, 14760, 15129, 16400, 16810, 17712, 18450, 20172, 22140, 24600, 25215, 26896, 27675, 29520, 30258, 33620, 36900, 40344, 42025, 44280, 45387, 49200, 50430, 55350, 60516, 67240, 73800, 75645, 80688, 84050, 88560, 90774, 100860, 110700, 121032, 126075, 134480, 147600, 151290, 168100, 181548, 201720, 221400, 226935, 242064, 252150, 302580, 336200, 363096, 378225, 403440, 442800, 453870, 504300, 605160, 672400, 726192, 756450, 907740, 1008600, 1134675, 1210320, 1512900, 1815480, 2017200, 2269350, 3025800, 3630960, 4538700, 6051600, 9077400, 18154800]

約数ペア:

[(1, 18154800), (2, 9077400), (3, 6051600), (4, 4538700), (5, 3630960), (6, 3025800), (8, 2269350), (9, 2017200), (10, 1815480), (12, 1512900), (15, 1210320), (16, 1134675), (18, 1008600), (20, 907740), (24, 756450), (25, 726192), (27, 672400), (30, 605160), (36, 504300), (40, 453870), (41, 442800), (45, 403440), (48, 378225), (50, 363096), (54, 336200), (60, 302580), (72, 252150), (75, 242064), (80, 226935), (82, 221400), (90, 201720), (100, 181548), (108, 168100), (120, 151290), (123, 147600), (135, 134480), (144, 126075), (150, 121032), (164, 110700), (180, 100860), (200, 90774), (205, 88560), (216, 84050), (225, 80688), (240, 75645), (246, 73800), (270, 67240), (300, 60516), (328, 55350), (360, 50430), (369, 49200), (400, 45387), (410, 44280), (432, 42025), (450, 40344), (492, 36900), (540, 33620), (600, 30258), (615, 29520), (656, 27675), (675, 26896), (720, 25215), (738, 24600), (820, 22140), (900, 20172), (984, 18450), (1025, 17712), (1080, 16810), (1107, 16400), (1200, 15129), (1230, 14760), (1350, 13448), (1476, 12300), (1640, 11070), (1681, 10800), (1800, 10086), (1845, 9840), (1968, 9225), (2050, 8856), (2160, 8405), (2214, 8200), (2460, 7380), (2700, 6724), (2952, 6150), (3075, 5904), (3280, 5535), (3362, 5400), (3600, 5043), (3690, 4920), (4100, 4428)]