17808480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 61916400

約数和(自身を除く): 44107920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 83, 90, 96, 120, 144, 149, 160, 166, 180, 240, 249, 288, 298, 332, 360, 415, 447, 480, 498, 596, 664, 720, 745, 747, 830, 894, 996, 1192, 1245, 1328, 1341, 1440, 1490, 1494, 1660, 1788, 1992, 2235, 2384, 2490, 2656, 2682, 2980, 2988, 3320, 3576, 3735, 3984, 4470, 4768, 4980, 5364, 5960, 5976, 6640, 6705, 7152, 7470, 7968, 8940, 9960, 10728, 11920, 11952, 12367, 13280, 13410, 14304, 14940, 17880, 19920, 21456, 23840, 23904, 24734, 26820, 29880, 35760, 37101, 39840, 42912, 49468, 53640, 59760, 61835, 71520, 74202, 98936, 107280, 111303, 119520, 123670, 148404, 185505, 197872, 214560, 222606, 247340, 296808, 371010, 395744, 445212, 494680, 556515, 593616, 742020, 890424, 989360, 1113030, 1187232, 1484040, 1780848, 1978720, 2226060, 2968080, 3561696, 4452120, 5936160, 8904240, 17808480]

約数ペア:

[(1, 17808480), (2, 8904240), (3, 5936160), (4, 4452120), (5, 3561696), (6, 2968080), (8, 2226060), (9, 1978720), (10, 1780848), (12, 1484040), (15, 1187232), (16, 1113030), (18, 989360), (20, 890424), (24, 742020), (30, 593616), (32, 556515), (36, 494680), (40, 445212), (45, 395744), (48, 371010), (60, 296808), (72, 247340), (80, 222606), (83, 214560), (90, 197872), (96, 185505), (120, 148404), (144, 123670), (149, 119520), (160, 111303), (166, 107280), (180, 98936), (240, 74202), (249, 71520), (288, 61835), (298, 59760), (332, 53640), (360, 49468), (415, 42912), (447, 39840), (480, 37101), (498, 35760), (596, 29880), (664, 26820), (720, 24734), (745, 23904), (747, 23840), (830, 21456), (894, 19920), (996, 17880), (1192, 14940), (1245, 14304), (1328, 13410), (1341, 13280), (1440, 12367), (1490, 11952), (1494, 11920), (1660, 10728), (1788, 9960), (1992, 8940), (2235, 7968), (2384, 7470), (2490, 7152), (2656, 6705), (2682, 6640), (2980, 5976), (2988, 5960), (3320, 5364), (3576, 4980), (3735, 4768), (3984, 4470)]