244216960

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:378

約数の個数: 128

約数和(自身を含む): 636174000

約数和(自身を除く): 391957040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 149, 160, 197, 208, 260, 298, 320, 394, 416, 520, 596, 640, 745, 788, 832, 985, 1040, 1192, 1490, 1576, 1664, 1937, 1970, 2080, 2384, 2561, 2980, 3152, 3874, 3940, 4160, 4768, 5122, 5960, 6304, 7748, 7880, 8320, 9536, 9685, 10244, 11920, 12608, 12805, 15496, 15760, 19072, 19370, 20488, 23840, 25216, 25610, 29353, 30992, 31520, 38740, 40976, 47680, 51220, 58706, 61984, 63040, 77480, 81952, 95360, 102440, 117412, 123968, 126080, 146765, 154960, 163904, 204880, 234824, 247936, 293530, 309920, 327808, 381589, 409760, 469648, 587060, 619840, 763178, 819520, 939296, 1174120, 1239680, 1526356, 1639040, 1878592, 1907945, 2348240, 3052712, 3757184, 3815890, 4696480, 6105424, 7631780, 9392960, 12210848, 15263560, 18785920, 24421696, 30527120, 48843392, 61054240, 122108480, 244216960]

約数ペア:

[(1, 244216960), (2, 122108480), (4, 61054240), (5, 48843392), (8, 30527120), (10, 24421696), (13, 18785920), (16, 15263560), (20, 12210848), (26, 9392960), (32, 7631780), (40, 6105424), (52, 4696480), (64, 3815890), (65, 3757184), (80, 3052712), (104, 2348240), (128, 1907945), (130, 1878592), (149, 1639040), (160, 1526356), (197, 1239680), (208, 1174120), (260, 939296), (298, 819520), (320, 763178), (394, 619840), (416, 587060), (520, 469648), (596, 409760), (640, 381589), (745, 327808), (788, 309920), (832, 293530), (985, 247936), (1040, 234824), (1192, 204880), (1490, 163904), (1576, 154960), (1664, 146765), (1937, 126080), (1970, 123968), (2080, 117412), (2384, 102440), (2561, 95360), (2980, 81952), (3152, 77480), (3874, 63040), (3940, 61984), (4160, 58706), (4768, 51220), (5122, 47680), (5960, 40976), (6304, 38740), (7748, 31520), (7880, 30992), (8320, 29353), (9536, 25610), (9685, 25216), (10244, 23840), (11920, 20488), (12608, 19370), (12805, 19072), (15496, 15760)]