128995440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{1567}}^1$

素因数の和:1604

約数の個数: 160

約数和(自身を含む): 466636800

約数和(自身を除く): 337641360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 343, 392, 420, 490, 560, 588, 686, 735, 784, 840, 980, 1029, 1176, 1372, 1470, 1567, 1680, 1715, 1960, 2058, 2352, 2744, 2940, 3134, 3430, 3920, 4116, 4701, 5145, 5488, 5880, 6268, 6860, 7835, 8232, 9402, 10290, 10969, 11760, 12536, 13720, 15670, 16464, 18804, 20580, 21938, 23505, 25072, 27440, 31340, 32907, 37608, 41160, 43876, 47010, 54845, 62680, 65814, 75216, 76783, 82320, 87752, 94020, 109690, 125360, 131628, 153566, 164535, 175504, 188040, 219380, 230349, 263256, 307132, 329070, 376080, 383915, 438760, 460698, 526512, 537481, 614264, 658140, 767830, 877520, 921396, 1074962, 1151745, 1228528, 1316280, 1535660, 1612443, 1842792, 2149924, 2303490, 2632560, 2687405, 3071320, 3224886, 3685584, 4299848, 4606980, 5374810, 6142640, 6449772, 8062215, 8599696, 9213960, 10749620, 12899544, 16124430, 18427920, 21499240, 25799088, 32248860, 42998480, 64497720, 128995440]

約数ペア:

[(1, 128995440), (2, 64497720), (3, 42998480), (4, 32248860), (5, 25799088), (6, 21499240), (7, 18427920), (8, 16124430), (10, 12899544), (12, 10749620), (14, 9213960), (15, 8599696), (16, 8062215), (20, 6449772), (21, 6142640), (24, 5374810), (28, 4606980), (30, 4299848), (35, 3685584), (40, 3224886), (42, 3071320), (48, 2687405), (49, 2632560), (56, 2303490), (60, 2149924), (70, 1842792), (80, 1612443), (84, 1535660), (98, 1316280), (105, 1228528), (112, 1151745), (120, 1074962), (140, 921396), (147, 877520), (168, 767830), (196, 658140), (210, 614264), (240, 537481), (245, 526512), (280, 460698), (294, 438760), (336, 383915), (343, 376080), (392, 329070), (420, 307132), (490, 263256), (560, 230349), (588, 219380), (686, 188040), (735, 175504), (784, 164535), (840, 153566), (980, 131628), (1029, 125360), (1176, 109690), (1372, 94020), (1470, 87752), (1567, 82320), (1680, 76783), (1715, 75216), (1960, 65814), (2058, 62680), (2352, 54845), (2744, 47010), (2940, 43876), (3134, 41160), (3430, 37608), (3920, 32907), (4116, 31340), (4701, 27440), (5145, 25072), (5488, 23505), (5880, 21938), (6268, 20580), (6860, 18804), (7835, 16464), (8232, 15670), (9402, 13720), (10290, 12536), (10969, 11760)]