128258240

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1$

素因数の和:550

約数の個数: 112

約数和(自身を含む): 337962240

約数和(自身を除く): 209704000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 83, 88, 110, 160, 166, 176, 220, 320, 332, 352, 415, 439, 440, 664, 704, 830, 878, 880, 913, 1328, 1660, 1756, 1760, 1826, 2195, 2656, 3320, 3512, 3520, 3652, 4390, 4565, 4829, 5312, 6640, 7024, 7304, 8780, 9130, 9658, 13280, 14048, 14608, 17560, 18260, 19316, 24145, 26560, 28096, 29216, 35120, 36437, 36520, 38632, 48290, 58432, 70240, 72874, 73040, 77264, 96580, 140480, 145748, 146080, 154528, 182185, 193160, 291496, 292160, 309056, 364370, 386320, 400807, 582992, 728740, 772640, 801614, 1165984, 1457480, 1545280, 1603228, 2004035, 2331968, 2914960, 3206456, 4008070, 5829920, 6412912, 8016140, 11659840, 12825824, 16032280, 25651648, 32064560, 64129120, 128258240]

約数ペア:

[(1, 128258240), (2, 64129120), (4, 32064560), (5, 25651648), (8, 16032280), (10, 12825824), (11, 11659840), (16, 8016140), (20, 6412912), (22, 5829920), (32, 4008070), (40, 3206456), (44, 2914960), (55, 2331968), (64, 2004035), (80, 1603228), (83, 1545280), (88, 1457480), (110, 1165984), (160, 801614), (166, 772640), (176, 728740), (220, 582992), (320, 400807), (332, 386320), (352, 364370), (415, 309056), (439, 292160), (440, 291496), (664, 193160), (704, 182185), (830, 154528), (878, 146080), (880, 145748), (913, 140480), (1328, 96580), (1660, 77264), (1756, 73040), (1760, 72874), (1826, 70240), (2195, 58432), (2656, 48290), (3320, 38632), (3512, 36520), (3520, 36437), (3652, 35120), (4390, 29216), (4565, 28096), (4829, 26560), (5312, 24145), (6640, 19316), (7024, 18260), (7304, 17560), (8780, 14608), (9130, 14048), (9658, 13280)]