321522080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:211

約数の個数: 192

約数和(自身を含む): 877879296

約数和(自身を除く): 556357216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 71, 80, 83, 88, 110, 124, 142, 155, 160, 166, 176, 220, 248, 284, 310, 332, 341, 352, 355, 415, 440, 496, 568, 620, 664, 682, 710, 781, 830, 880, 913, 992, 1136, 1240, 1328, 1364, 1420, 1562, 1660, 1705, 1760, 1826, 2201, 2272, 2480, 2573, 2656, 2728, 2840, 3124, 3320, 3410, 3652, 3905, 4402, 4565, 4960, 5146, 5456, 5680, 5893, 6248, 6640, 6820, 7304, 7810, 8804, 9130, 10292, 10912, 11005, 11360, 11786, 12496, 12865, 13280, 13640, 14608, 15620, 17608, 18260, 20584, 22010, 23572, 24211, 24992, 25730, 27280, 28303, 29216, 29465, 31240, 35216, 36520, 41168, 44020, 47144, 48422, 51460, 54560, 56606, 58930, 62480, 64823, 70432, 73040, 82336, 88040, 94288, 96844, 102920, 113212, 117860, 121055, 124960, 129646, 141515, 146080, 176080, 182683, 188576, 193688, 205840, 226424, 235720, 242110, 259292, 283030, 324115, 352160, 365366, 387376, 411680, 452848, 471440, 484220, 518584, 566060, 648230, 730732, 774752, 905696, 913415, 942880, 968440, 1037168, 1132120, 1296460, 1461464, 1826830, 1936880, 2009513, 2074336, 2264240, 2592920, 2922928, 3653660, 3873760, 4019026, 4528480, 5185840, 5845856, 7307320, 8038052, 10047565, 10371680, 14614640, 16076104, 20095130, 29229280, 32152208, 40190260, 64304416, 80380520, 160761040, 321522080]

約数ペア:

[(1, 321522080), (2, 160761040), (4, 80380520), (5, 64304416), (8, 40190260), (10, 32152208), (11, 29229280), (16, 20095130), (20, 16076104), (22, 14614640), (31, 10371680), (32, 10047565), (40, 8038052), (44, 7307320), (55, 5845856), (62, 5185840), (71, 4528480), (80, 4019026), (83, 3873760), (88, 3653660), (110, 2922928), (124, 2592920), (142, 2264240), (155, 2074336), (160, 2009513), (166, 1936880), (176, 1826830), (220, 1461464), (248, 1296460), (284, 1132120), (310, 1037168), (332, 968440), (341, 942880), (352, 913415), (355, 905696), (415, 774752), (440, 730732), (496, 648230), (568, 566060), (620, 518584), (664, 484220), (682, 471440), (710, 452848), (781, 411680), (830, 387376), (880, 365366), (913, 352160), (992, 324115), (1136, 283030), (1240, 259292), (1328, 242110), (1364, 235720), (1420, 226424), (1562, 205840), (1660, 193688), (1705, 188576), (1760, 182683), (1826, 176080), (2201, 146080), (2272, 141515), (2480, 129646), (2573, 124960), (2656, 121055), (2728, 117860), (2840, 113212), (3124, 102920), (3320, 96844), (3410, 94288), (3652, 88040), (3905, 82336), (4402, 73040), (4565, 70432), (4960, 64823), (5146, 62480), (5456, 58930), (5680, 56606), (5893, 54560), (6248, 51460), (6640, 48422), (6820, 47144), (7304, 44020), (7810, 41168), (8804, 36520), (9130, 35216), (10292, 31240), (10912, 29465), (11005, 29216), (11360, 28303), (11786, 27280), (12496, 25730), (12865, 24992), (13280, 24211), (13640, 23572), (14608, 22010), (15620, 20584), (17608, 18260)]