420415128

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1021}}^1$

素因数の和:1102

約数の個数: 192

約数和(自身を含む): 1403001600

約数和(自身を除く): 982586472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 43, 56, 57, 63, 72, 76, 84, 86, 114, 126, 129, 133, 152, 168, 171, 172, 228, 252, 258, 266, 301, 342, 344, 387, 399, 456, 504, 516, 532, 602, 684, 774, 798, 817, 903, 1021, 1032, 1064, 1197, 1204, 1368, 1548, 1596, 1634, 1806, 2042, 2394, 2408, 2451, 2709, 3063, 3096, 3192, 3268, 3612, 4084, 4788, 4902, 5418, 5719, 6126, 6536, 7147, 7224, 7353, 8168, 9189, 9576, 9804, 10836, 11438, 12252, 14294, 14706, 17157, 18378, 19399, 19608, 21441, 21672, 22876, 24504, 28588, 29412, 34314, 36756, 38798, 42882, 43903, 45752, 51471, 57176, 58197, 58824, 64323, 68628, 73512, 77596, 85764, 87806, 102942, 116394, 128646, 131709, 135793, 137256, 155192, 171528, 174591, 175612, 205884, 232788, 257292, 263418, 271586, 307321, 349182, 351224, 395127, 407379, 411768, 465576, 514584, 526836, 543172, 614642, 698364, 790254, 814758, 834157, 921963, 1053672, 1086344, 1222137, 1229284, 1396728, 1580508, 1629516, 1668314, 1843926, 2444274, 2458568, 2502471, 2765889, 3161016, 3259032, 3336628, 3687852, 4888548, 5004942, 5531778, 5839099, 6673256, 7375704, 7507413, 9777096, 10009884, 11063556, 11678198, 15014826, 17517297, 20019768, 22127112, 23356396, 30029652, 35034594, 46712792, 52551891, 60059304, 70069188, 105103782, 140138376, 210207564, 420415128]

約数ペア:

[(1, 420415128), (2, 210207564), (3, 140138376), (4, 105103782), (6, 70069188), (7, 60059304), (8, 52551891), (9, 46712792), (12, 35034594), (14, 30029652), (18, 23356396), (19, 22127112), (21, 20019768), (24, 17517297), (28, 15014826), (36, 11678198), (38, 11063556), (42, 10009884), (43, 9777096), (56, 7507413), (57, 7375704), (63, 6673256), (72, 5839099), (76, 5531778), (84, 5004942), (86, 4888548), (114, 3687852), (126, 3336628), (129, 3259032), (133, 3161016), (152, 2765889), (168, 2502471), (171, 2458568), (172, 2444274), (228, 1843926), (252, 1668314), (258, 1629516), (266, 1580508), (301, 1396728), (342, 1229284), (344, 1222137), (387, 1086344), (399, 1053672), (456, 921963), (504, 834157), (516, 814758), (532, 790254), (602, 698364), (684, 614642), (774, 543172), (798, 526836), (817, 514584), (903, 465576), (1021, 411768), (1032, 407379), (1064, 395127), (1197, 351224), (1204, 349182), (1368, 307321), (1548, 271586), (1596, 263418), (1634, 257292), (1806, 232788), (2042, 205884), (2394, 175612), (2408, 174591), (2451, 171528), (2709, 155192), (3063, 137256), (3096, 135793), (3192, 131709), (3268, 128646), (3612, 116394), (4084, 102942), (4788, 87806), (4902, 85764), (5418, 77596), (5719, 73512), (6126, 68628), (6536, 64323), (7147, 58824), (7224, 58197), (7353, 57176), (8168, 51471), (9189, 45752), (9576, 43903), (9804, 42882), (10836, 38798), (11438, 36756), (12252, 34314), (14294, 29412), (14706, 28588), (17157, 24504), (18378, 22876), (19399, 21672), (19608, 21441)]