1620963456

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:371

約数の個数: 256

約数和(自身を含む): 5198376960

約数和(自身を除く): 3577413504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 56, 64, 69, 84, 92, 96, 112, 128, 138, 157, 161, 167, 168, 184, 192, 224, 276, 314, 322, 334, 336, 368, 384, 448, 471, 483, 501, 552, 628, 644, 668, 672, 736, 896, 942, 966, 1002, 1099, 1104, 1169, 1256, 1288, 1336, 1344, 1472, 1884, 1932, 2004, 2198, 2208, 2338, 2512, 2576, 2672, 2688, 2944, 3297, 3507, 3611, 3768, 3841, 3864, 4008, 4396, 4416, 4676, 5024, 5152, 5344, 6594, 7014, 7222, 7536, 7682, 7728, 8016, 8792, 8832, 9352, 10048, 10304, 10688, 10833, 11523, 13188, 14028, 14444, 15072, 15364, 15456, 16032, 17584, 18704, 20096, 20608, 21376, 21666, 23046, 25277, 26219, 26376, 26887, 28056, 28888, 30144, 30728, 30912, 32064, 35168, 37408, 43332, 46092, 50554, 52438, 52752, 53774, 56112, 57776, 60288, 61456, 61824, 64128, 70336, 74816, 75831, 78657, 80661, 86664, 92184, 101108, 104876, 105504, 107548, 112224, 115552, 122912, 140672, 149632, 151662, 157314, 161322, 173328, 183533, 184368, 202216, 209752, 211008, 215096, 224448, 231104, 245824, 303324, 314628, 322644, 346656, 367066, 368736, 404432, 419504, 422016, 430192, 448896, 462208, 491648, 550599, 603037, 606648, 629256, 645288, 693312, 734132, 737472, 808864, 839008, 860384, 1101198, 1206074, 1213296, 1258512, 1290576, 1386624, 1468264, 1474944, 1617728, 1678016, 1720768, 1809111, 2202396, 2412148, 2426592, 2517024, 2581152, 2936528, 3235456, 3356032, 3441536, 3618222, 4221259, 4404792, 4824296, 4853184, 5034048, 5162304, 5873056, 7236444, 8442518, 8809584, 9648592, 9706368, 10068096, 10324608, 11746112, 12663777, 14472888, 16885036, 17619168, 19297184, 23492224, 25327554, 28945776, 33770072, 35238336, 38594368, 50655108, 57891552, 67540144, 70476672, 77188736, 101310216, 115783104, 135080288, 202620432, 231566208, 270160576, 405240864, 540321152, 810481728, 1620963456]

約数ペア:

[(1, 1620963456), (2, 810481728), (3, 540321152), (4, 405240864), (6, 270160576), (7, 231566208), (8, 202620432), (12, 135080288), (14, 115783104), (16, 101310216), (21, 77188736), (23, 70476672), (24, 67540144), (28, 57891552), (32, 50655108), (42, 38594368), (46, 35238336), (48, 33770072), (56, 28945776), (64, 25327554), (69, 23492224), (84, 19297184), (92, 17619168), (96, 16885036), (112, 14472888), (128, 12663777), (138, 11746112), (157, 10324608), (161, 10068096), (167, 9706368), (168, 9648592), (184, 8809584), (192, 8442518), (224, 7236444), (276, 5873056), (314, 5162304), (322, 5034048), (334, 4853184), (336, 4824296), (368, 4404792), (384, 4221259), (448, 3618222), (471, 3441536), (483, 3356032), (501, 3235456), (552, 2936528), (628, 2581152), (644, 2517024), (668, 2426592), (672, 2412148), (736, 2202396), (896, 1809111), (942, 1720768), (966, 1678016), (1002, 1617728), (1099, 1474944), (1104, 1468264), (1169, 1386624), (1256, 1290576), (1288, 1258512), (1336, 1213296), (1344, 1206074), (1472, 1101198), (1884, 860384), (1932, 839008), (2004, 808864), (2198, 737472), (2208, 734132), (2338, 693312), (2512, 645288), (2576, 629256), (2672, 606648), (2688, 603037), (2944, 550599), (3297, 491648), (3507, 462208), (3611, 448896), (3768, 430192), (3841, 422016), (3864, 419504), (4008, 404432), (4396, 368736), (4416, 367066), (4676, 346656), (5024, 322644), (5152, 314628), (5344, 303324), (6594, 245824), (7014, 231104), (7222, 224448), (7536, 215096), (7682, 211008), (7728, 209752), (8016, 202216), (8792, 184368), (8832, 183533), (9352, 173328), (10048, 161322), (10304, 157314), (10688, 151662), (10833, 149632), (11523, 140672), (13188, 122912), (14028, 115552), (14444, 112224), (15072, 107548), (15364, 105504), (15456, 104876), (16032, 101108), (17584, 92184), (18704, 86664), (20096, 80661), (20608, 78657), (21376, 75831), (21666, 74816), (23046, 70336), (25277, 64128), (26219, 61824), (26376, 61456), (26887, 60288), (28056, 57776), (28888, 56112), (30144, 53774), (30728, 52752), (30912, 52438), (32064, 50554), (35168, 46092), (37408, 43332)]