84972120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1811}}^1$

素因数の和:1865

約数の個数: 128

約数和(自身を含む): 281802240

約数和(自身を除く): 196830120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 46, 51, 60, 68, 69, 85, 92, 102, 115, 120, 136, 138, 170, 184, 204, 230, 255, 276, 340, 345, 391, 408, 460, 510, 552, 680, 690, 782, 920, 1020, 1173, 1380, 1564, 1811, 1955, 2040, 2346, 2760, 3128, 3622, 3910, 4692, 5433, 5865, 7244, 7820, 9055, 9384, 10866, 11730, 14488, 15640, 18110, 21732, 23460, 27165, 30787, 36220, 41653, 43464, 46920, 54330, 61574, 72440, 83306, 92361, 108660, 123148, 124959, 153935, 166612, 184722, 208265, 217320, 246296, 249918, 307870, 333224, 369444, 416530, 461805, 499836, 615740, 624795, 708101, 738888, 833060, 923610, 999672, 1231480, 1249590, 1416202, 1666120, 1847220, 2124303, 2499180, 2832404, 3540505, 3694440, 4248606, 4998360, 5664808, 7081010, 8497212, 10621515, 14162020, 16994424, 21243030, 28324040, 42486060, 84972120]

約数ペア:

[(1, 84972120), (2, 42486060), (3, 28324040), (4, 21243030), (5, 16994424), (6, 14162020), (8, 10621515), (10, 8497212), (12, 7081010), (15, 5664808), (17, 4998360), (20, 4248606), (23, 3694440), (24, 3540505), (30, 2832404), (34, 2499180), (40, 2124303), (46, 1847220), (51, 1666120), (60, 1416202), (68, 1249590), (69, 1231480), (85, 999672), (92, 923610), (102, 833060), (115, 738888), (120, 708101), (136, 624795), (138, 615740), (170, 499836), (184, 461805), (204, 416530), (230, 369444), (255, 333224), (276, 307870), (340, 249918), (345, 246296), (391, 217320), (408, 208265), (460, 184722), (510, 166612), (552, 153935), (680, 124959), (690, 123148), (782, 108660), (920, 92361), (1020, 83306), (1173, 72440), (1380, 61574), (1564, 54330), (1811, 46920), (1955, 43464), (2040, 41653), (2346, 36220), (2760, 30787), (3128, 27165), (3622, 23460), (3910, 21732), (4692, 18110), (5433, 15640), (5865, 14488), (7244, 11730), (7820, 10866), (9055, 9384)]