18765891456

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{557}}^1$

素因数の和:1001

約数の個数: 256

約数和(自身を含む): 57084471360

約数和(自身を除く): 38318579904

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 64, 68, 78, 96, 102, 104, 128, 136, 156, 192, 204, 208, 221, 272, 312, 384, 397, 408, 416, 442, 544, 557, 624, 663, 794, 816, 832, 884, 1088, 1114, 1191, 1248, 1326, 1588, 1632, 1664, 1671, 1768, 2176, 2228, 2382, 2496, 2652, 3176, 3264, 3342, 3536, 4456, 4764, 4992, 5161, 5304, 6352, 6528, 6684, 6749, 7072, 7241, 8912, 9469, 9528, 10322, 10608, 12704, 13368, 13498, 14144, 14482, 15483, 17824, 18938, 19056, 20247, 20644, 21216, 21723, 25408, 26736, 26996, 28288, 28407, 28964, 30966, 35648, 37876, 38112, 40494, 41288, 42432, 43446, 50816, 53472, 53992, 56814, 57928, 61932, 71296, 75752, 76224, 80988, 82576, 84864, 86892, 87737, 106944, 107984, 113628, 115856, 123097, 123864, 151504, 152448, 161976, 165152, 173784, 175474, 213888, 215968, 221129, 227256, 231712, 246194, 247728, 263211, 303008, 323952, 330304, 347568, 350948, 369291, 431936, 442258, 454512, 463424, 492388, 495456, 526422, 606016, 647904, 660608, 663387, 695136, 701896, 738582, 863872, 884516, 909024, 926848, 984776, 990912, 1052844, 1212032, 1295808, 1326774, 1390272, 1403792, 1477164, 1769032, 1818048, 1969552, 1981824, 2105688, 2591616, 2653548, 2780544, 2807584, 2874677, 2954328, 3538064, 3636096, 3759193, 3939104, 4211376, 5307096, 5615168, 5749354, 5908656, 7076128, 7518386, 7878208, 8422752, 8624031, 10614192, 11230336, 11277579, 11498708, 11817312, 14152256, 15036772, 15756416, 16845504, 17248062, 21228384, 22555158, 22997416, 23634624, 28304512, 30073544, 33691008, 34496124, 42456768, 45110316, 45994832, 47269248, 48869509, 60147088, 68992248, 84913536, 90220632, 91989664, 97739018, 120294176, 137984496, 146608527, 180441264, 183979328, 195478036, 240588352, 275968992, 293217054, 360882528, 367958656, 390956072, 481176704, 551937984, 586434108, 721765056, 781912144, 1103875968, 1172868216, 1443530112, 1563824288, 2345736432, 3127648576, 4691472864, 6255297152, 9382945728, 18765891456]

約数ペア:

[(1, 18765891456), (2, 9382945728), (3, 6255297152), (4, 4691472864), (6, 3127648576), (8, 2345736432), (12, 1563824288), (13, 1443530112), (16, 1172868216), (17, 1103875968), (24, 781912144), (26, 721765056), (32, 586434108), (34, 551937984), (39, 481176704), (48, 390956072), (51, 367958656), (52, 360882528), (64, 293217054), (68, 275968992), (78, 240588352), (96, 195478036), (102, 183979328), (104, 180441264), (128, 146608527), (136, 137984496), (156, 120294176), (192, 97739018), (204, 91989664), (208, 90220632), (221, 84913536), (272, 68992248), (312, 60147088), (384, 48869509), (397, 47269248), (408, 45994832), (416, 45110316), (442, 42456768), (544, 34496124), (557, 33691008), (624, 30073544), (663, 28304512), (794, 23634624), (816, 22997416), (832, 22555158), (884, 21228384), (1088, 17248062), (1114, 16845504), (1191, 15756416), (1248, 15036772), (1326, 14152256), (1588, 11817312), (1632, 11498708), (1664, 11277579), (1671, 11230336), (1768, 10614192), (2176, 8624031), (2228, 8422752), (2382, 7878208), (2496, 7518386), (2652, 7076128), (3176, 5908656), (3264, 5749354), (3342, 5615168), (3536, 5307096), (4456, 4211376), (4764, 3939104), (4992, 3759193), (5161, 3636096), (5304, 3538064), (6352, 2954328), (6528, 2874677), (6684, 2807584), (6749, 2780544), (7072, 2653548), (7241, 2591616), (8912, 2105688), (9469, 1981824), (9528, 1969552), (10322, 1818048), (10608, 1769032), (12704, 1477164), (13368, 1403792), (13498, 1390272), (14144, 1326774), (14482, 1295808), (15483, 1212032), (17824, 1052844), (18938, 990912), (19056, 984776), (20247, 926848), (20644, 909024), (21216, 884516), (21723, 863872), (25408, 738582), (26736, 701896), (26996, 695136), (28288, 663387), (28407, 660608), (28964, 647904), (30966, 606016), (35648, 526422), (37876, 495456), (38112, 492388), (40494, 463424), (41288, 454512), (42432, 442258), (43446, 431936), (50816, 369291), (53472, 350948), (53992, 347568), (56814, 330304), (57928, 323952), (61932, 303008), (71296, 263211), (75752, 247728), (76224, 246194), (80988, 231712), (82576, 227256), (84864, 221129), (86892, 215968), (87737, 213888), (106944, 175474), (107984, 173784), (113628, 165152), (115856, 161976), (123097, 152448), (123864, 151504)]