81558792

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:225

約数の個数: 256

約数和(自身を含む): 290304000

約数和(自身を除く): 208745208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 19, 21, 24, 27, 28, 34, 36, 38, 42, 51, 54, 56, 57, 63, 68, 72, 76, 84, 102, 108, 114, 119, 126, 133, 136, 152, 153, 167, 168, 171, 189, 204, 216, 228, 238, 252, 266, 306, 323, 334, 342, 357, 378, 399, 408, 456, 459, 476, 501, 504, 513, 532, 612, 646, 668, 684, 714, 756, 798, 918, 952, 969, 1002, 1026, 1064, 1071, 1169, 1197, 1224, 1292, 1336, 1368, 1428, 1503, 1512, 1596, 1836, 1938, 2004, 2052, 2142, 2261, 2338, 2394, 2584, 2839, 2856, 2907, 3006, 3173, 3192, 3213, 3507, 3591, 3672, 3876, 4008, 4104, 4284, 4509, 4522, 4676, 4788, 5678, 5814, 6012, 6346, 6426, 6783, 7014, 7182, 7752, 8517, 8568, 8721, 9018, 9044, 9352, 9519, 9576, 10521, 11356, 11628, 12024, 12692, 12852, 13566, 14028, 14364, 17034, 17442, 18036, 18088, 19038, 19873, 20349, 21042, 22211, 22712, 23256, 25384, 25551, 25704, 27132, 28056, 28557, 28728, 31563, 34068, 34884, 36072, 38076, 39746, 40698, 42084, 44422, 51102, 53941, 54264, 57114, 59619, 61047, 63126, 66633, 68136, 69768, 76152, 76653, 79492, 81396, 84168, 85671, 88844, 102204, 107882, 114228, 119238, 122094, 126252, 133266, 153306, 158984, 161823, 162792, 171342, 177688, 178857, 199899, 204408, 215764, 228456, 238476, 244188, 252504, 266532, 306612, 323646, 342684, 357714, 377587, 399798, 431528, 476952, 485469, 488376, 533064, 536571, 599697, 613224, 647292, 685368, 715428, 755174, 799596, 970938, 1073142, 1132761, 1199394, 1294584, 1430856, 1456407, 1510348, 1599192, 1941876, 2146284, 2265522, 2398788, 2912814, 3020696, 3398283, 3883752, 4292568, 4531044, 4797576, 5825628, 6796566, 9062088, 10194849, 11651256, 13593132, 20389698, 27186264, 40779396, 81558792]

約数ペア:

[(1, 81558792), (2, 40779396), (3, 27186264), (4, 20389698), (6, 13593132), (7, 11651256), (8, 10194849), (9, 9062088), (12, 6796566), (14, 5825628), (17, 4797576), (18, 4531044), (19, 4292568), (21, 3883752), (24, 3398283), (27, 3020696), (28, 2912814), (34, 2398788), (36, 2265522), (38, 2146284), (42, 1941876), (51, 1599192), (54, 1510348), (56, 1456407), (57, 1430856), (63, 1294584), (68, 1199394), (72, 1132761), (76, 1073142), (84, 970938), (102, 799596), (108, 755174), (114, 715428), (119, 685368), (126, 647292), (133, 613224), (136, 599697), (152, 536571), (153, 533064), (167, 488376), (168, 485469), (171, 476952), (189, 431528), (204, 399798), (216, 377587), (228, 357714), (238, 342684), (252, 323646), (266, 306612), (306, 266532), (323, 252504), (334, 244188), (342, 238476), (357, 228456), (378, 215764), (399, 204408), (408, 199899), (456, 178857), (459, 177688), (476, 171342), (501, 162792), (504, 161823), (513, 158984), (532, 153306), (612, 133266), (646, 126252), (668, 122094), (684, 119238), (714, 114228), (756, 107882), (798, 102204), (918, 88844), (952, 85671), (969, 84168), (1002, 81396), (1026, 79492), (1064, 76653), (1071, 76152), (1169, 69768), (1197, 68136), (1224, 66633), (1292, 63126), (1336, 61047), (1368, 59619), (1428, 57114), (1503, 54264), (1512, 53941), (1596, 51102), (1836, 44422), (1938, 42084), (2004, 40698), (2052, 39746), (2142, 38076), (2261, 36072), (2338, 34884), (2394, 34068), (2584, 31563), (2839, 28728), (2856, 28557), (2907, 28056), (3006, 27132), (3173, 25704), (3192, 25551), (3213, 25384), (3507, 23256), (3591, 22712), (3672, 22211), (3876, 21042), (4008, 20349), (4104, 19873), (4284, 19038), (4509, 18088), (4522, 18036), (4676, 17442), (4788, 17034), (5678, 14364), (5814, 14028), (6012, 13566), (6346, 12852), (6426, 12692), (6783, 12024), (7014, 11628), (7182, 11356), (7752, 10521), (8517, 9576), (8568, 9519), (8721, 9352), (9018, 9044)]