18630180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 60540480

約数和(自身を除く): 41910300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 43, 45, 58, 60, 83, 86, 87, 90, 116, 129, 145, 166, 172, 174, 180, 215, 249, 258, 261, 290, 332, 348, 387, 415, 430, 435, 498, 516, 522, 580, 645, 747, 774, 830, 860, 870, 996, 1044, 1245, 1247, 1290, 1305, 1494, 1548, 1660, 1740, 1935, 2407, 2490, 2494, 2580, 2610, 2988, 3569, 3735, 3741, 3870, 4814, 4980, 4988, 5220, 6235, 7138, 7221, 7470, 7482, 7740, 9628, 10707, 11223, 12035, 12470, 14276, 14442, 14940, 14964, 17845, 18705, 21414, 21663, 22446, 24070, 24940, 28884, 32121, 35690, 36105, 37410, 42828, 43326, 44892, 48140, 53535, 56115, 64242, 71380, 72210, 74820, 86652, 103501, 107070, 108315, 112230, 128484, 144420, 160605, 207002, 214140, 216630, 224460, 310503, 321210, 414004, 433260, 517505, 621006, 642420, 931509, 1035010, 1242012, 1552515, 1863018, 2070020, 3105030, 3726036, 4657545, 6210060, 9315090, 18630180]

約数ペア:

[(1, 18630180), (2, 9315090), (3, 6210060), (4, 4657545), (5, 3726036), (6, 3105030), (9, 2070020), (10, 1863018), (12, 1552515), (15, 1242012), (18, 1035010), (20, 931509), (29, 642420), (30, 621006), (36, 517505), (43, 433260), (45, 414004), (58, 321210), (60, 310503), (83, 224460), (86, 216630), (87, 214140), (90, 207002), (116, 160605), (129, 144420), (145, 128484), (166, 112230), (172, 108315), (174, 107070), (180, 103501), (215, 86652), (249, 74820), (258, 72210), (261, 71380), (290, 64242), (332, 56115), (348, 53535), (387, 48140), (415, 44892), (430, 43326), (435, 42828), (498, 37410), (516, 36105), (522, 35690), (580, 32121), (645, 28884), (747, 24940), (774, 24070), (830, 22446), (860, 21663), (870, 21414), (996, 18705), (1044, 17845), (1245, 14964), (1247, 14940), (1290, 14442), (1305, 14276), (1494, 12470), (1548, 12035), (1660, 11223), (1740, 10707), (1935, 9628), (2407, 7740), (2490, 7482), (2494, 7470), (2580, 7221), (2610, 7138), (2988, 6235), (3569, 5220), (3735, 4988), (3741, 4980), (3870, 4814)]