18060840

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2389}}^1$

素因数の和:2416

約数の個数: 128

約数和(自身を含む): 68832000

約数和(自身を除く): 50771160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2389, 2520, 3780, 4778, 7167, 7560, 9556, 11945, 14334, 16723, 19112, 21501, 23890, 28668, 33446, 35835, 43002, 47780, 50169, 57336, 64503, 66892, 71670, 83615, 86004, 95560, 100338, 107505, 129006, 133784, 143340, 150507, 167230, 172008, 200676, 215010, 250845, 258012, 286680, 301014, 322515, 334460, 401352, 430020, 451521, 501690, 516024, 602028, 645030, 668920, 752535, 860040, 903042, 1003380, 1204056, 1290060, 1505070, 1806084, 2006760, 2257605, 2580120, 3010140, 3612168, 4515210, 6020280, 9030420, 18060840]

約数ペア:

[(1, 18060840), (2, 9030420), (3, 6020280), (4, 4515210), (5, 3612168), (6, 3010140), (7, 2580120), (8, 2257605), (9, 2006760), (10, 1806084), (12, 1505070), (14, 1290060), (15, 1204056), (18, 1003380), (20, 903042), (21, 860040), (24, 752535), (27, 668920), (28, 645030), (30, 602028), (35, 516024), (36, 501690), (40, 451521), (42, 430020), (45, 401352), (54, 334460), (56, 322515), (60, 301014), (63, 286680), (70, 258012), (72, 250845), (84, 215010), (90, 200676), (105, 172008), (108, 167230), (120, 150507), (126, 143340), (135, 133784), (140, 129006), (168, 107505), (180, 100338), (189, 95560), (210, 86004), (216, 83615), (252, 71670), (270, 66892), (280, 64503), (315, 57336), (360, 50169), (378, 47780), (420, 43002), (504, 35835), (540, 33446), (630, 28668), (756, 23890), (840, 21501), (945, 19112), (1080, 16723), (1260, 14334), (1512, 11945), (1890, 9556), (2389, 7560), (2520, 7167), (3780, 4778)]