80500860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:508

約数の個数: 144

約数和(自身を含む): 269549280

約数和(自身を除く): 189048420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 109, 110, 132, 165, 180, 198, 218, 220, 327, 330, 373, 396, 436, 495, 545, 654, 660, 746, 981, 990, 1090, 1119, 1199, 1308, 1492, 1635, 1865, 1962, 1980, 2180, 2238, 2398, 3270, 3357, 3597, 3730, 3924, 4103, 4476, 4796, 4905, 5595, 5995, 6540, 6714, 7194, 7460, 8206, 9810, 10791, 11190, 11990, 12309, 13428, 14388, 16412, 16785, 17985, 19620, 20515, 21582, 22380, 23980, 24618, 33570, 35970, 36927, 40657, 41030, 43164, 49236, 53955, 61545, 67140, 71940, 73854, 81314, 82060, 107910, 121971, 123090, 147708, 162628, 184635, 203285, 215820, 243942, 246180, 365913, 369270, 406570, 447227, 487884, 609855, 731826, 738540, 813140, 894454, 1219710, 1341681, 1463652, 1788908, 1829565, 2236135, 2439420, 2683362, 3659130, 4025043, 4472270, 5366724, 6708405, 7318260, 8050086, 8944540, 13416810, 16100172, 20125215, 26833620, 40250430, 80500860]

約数ペア:

[(1, 80500860), (2, 40250430), (3, 26833620), (4, 20125215), (5, 16100172), (6, 13416810), (9, 8944540), (10, 8050086), (11, 7318260), (12, 6708405), (15, 5366724), (18, 4472270), (20, 4025043), (22, 3659130), (30, 2683362), (33, 2439420), (36, 2236135), (44, 1829565), (45, 1788908), (55, 1463652), (60, 1341681), (66, 1219710), (90, 894454), (99, 813140), (109, 738540), (110, 731826), (132, 609855), (165, 487884), (180, 447227), (198, 406570), (218, 369270), (220, 365913), (327, 246180), (330, 243942), (373, 215820), (396, 203285), (436, 184635), (495, 162628), (545, 147708), (654, 123090), (660, 121971), (746, 107910), (981, 82060), (990, 81314), (1090, 73854), (1119, 71940), (1199, 67140), (1308, 61545), (1492, 53955), (1635, 49236), (1865, 43164), (1962, 41030), (1980, 40657), (2180, 36927), (2238, 35970), (2398, 33570), (3270, 24618), (3357, 23980), (3597, 22380), (3730, 21582), (3924, 20515), (4103, 19620), (4476, 17985), (4796, 16785), (4905, 16412), (5595, 14388), (5995, 13428), (6540, 12309), (6714, 11990), (7194, 11190), (7460, 10791), (8206, 9810)]