621817056

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:486

約数の個数: 216

約数和(自身を含む): 2078327160

約数和(自身を除く): 1456510104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 139, 144, 147, 168, 196, 224, 252, 278, 288, 294, 317, 336, 392, 417, 441, 504, 556, 588, 634, 672, 784, 834, 882, 951, 973, 1008, 1112, 1176, 1251, 1268, 1568, 1668, 1764, 1902, 1946, 2016, 2219, 2224, 2352, 2502, 2536, 2853, 2919, 3336, 3528, 3804, 3892, 4438, 4448, 4704, 5004, 5072, 5706, 5838, 6657, 6672, 6811, 7056, 7608, 7784, 8757, 8876, 10008, 10144, 11412, 11676, 13314, 13344, 13622, 14112, 15216, 15533, 15568, 17514, 17752, 19971, 20016, 20433, 22824, 23352, 26628, 27244, 30432, 31066, 31136, 35028, 35504, 39942, 40032, 40866, 44063, 45648, 46599, 46704, 53256, 54488, 61299, 62132, 70056, 71008, 79884, 81732, 88126, 91296, 93198, 93408, 106512, 108976, 122598, 124264, 132189, 139797, 140112, 159768, 163464, 176252, 186396, 213024, 217952, 245196, 248528, 264378, 279594, 280224, 308441, 319536, 326928, 352504, 372792, 396567, 490392, 497056, 528756, 559188, 616882, 639072, 653856, 705008, 745584, 793134, 925323, 980784, 1057512, 1118376, 1233764, 1410016, 1491168, 1586268, 1850646, 1961568, 2115024, 2159087, 2236752, 2467528, 2775969, 3172536, 3701292, 4230048, 4318174, 4473504, 4935056, 5551938, 6345072, 6477261, 7402584, 8636348, 9870112, 11103876, 12690144, 12954522, 14805168, 17272696, 19431783, 22207752, 25909044, 29610336, 34545392, 38863566, 44415504, 51818088, 69090784, 77727132, 88831008, 103636176, 155454264, 207272352, 310908528, 621817056]

約数ペア:

[(1, 621817056), (2, 310908528), (3, 207272352), (4, 155454264), (6, 103636176), (7, 88831008), (8, 77727132), (9, 69090784), (12, 51818088), (14, 44415504), (16, 38863566), (18, 34545392), (21, 29610336), (24, 25909044), (28, 22207752), (32, 19431783), (36, 17272696), (42, 14805168), (48, 12954522), (49, 12690144), (56, 11103876), (63, 9870112), (72, 8636348), (84, 7402584), (96, 6477261), (98, 6345072), (112, 5551938), (126, 4935056), (139, 4473504), (144, 4318174), (147, 4230048), (168, 3701292), (196, 3172536), (224, 2775969), (252, 2467528), (278, 2236752), (288, 2159087), (294, 2115024), (317, 1961568), (336, 1850646), (392, 1586268), (417, 1491168), (441, 1410016), (504, 1233764), (556, 1118376), (588, 1057512), (634, 980784), (672, 925323), (784, 793134), (834, 745584), (882, 705008), (951, 653856), (973, 639072), (1008, 616882), (1112, 559188), (1176, 528756), (1251, 497056), (1268, 490392), (1568, 396567), (1668, 372792), (1764, 352504), (1902, 326928), (1946, 319536), (2016, 308441), (2219, 280224), (2224, 279594), (2352, 264378), (2502, 248528), (2536, 245196), (2853, 217952), (2919, 213024), (3336, 186396), (3528, 176252), (3804, 163464), (3892, 159768), (4438, 140112), (4448, 139797), (4704, 132189), (5004, 124264), (5072, 122598), (5706, 108976), (5838, 106512), (6657, 93408), (6672, 93198), (6811, 91296), (7056, 88126), (7608, 81732), (7784, 79884), (8757, 71008), (8876, 70056), (10008, 62132), (10144, 61299), (11412, 54488), (11676, 53256), (13314, 46704), (13344, 46599), (13622, 45648), (14112, 44063), (15216, 40866), (15533, 40032), (15568, 39942), (17514, 35504), (17752, 35028), (19971, 31136), (20016, 31066), (20433, 30432), (22824, 27244), (23352, 26628)]