128958830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{991}}^1$

素因数の和:1042

約数の個数: 96

約数和(自身を含む): 313694208

約数和(自身を除く): 184735378

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 169, 182, 286, 338, 385, 455, 715, 770, 845, 910, 991, 1001, 1183, 1430, 1690, 1859, 1982, 2002, 2366, 3718, 4955, 5005, 5915, 6937, 9295, 9910, 10010, 10901, 11830, 12883, 13013, 13874, 18590, 21802, 25766, 26026, 34685, 54505, 64415, 65065, 69370, 76307, 90181, 109010, 128830, 130130, 141713, 152614, 167479, 180362, 283426, 334958, 381535, 450905, 708565, 763070, 837395, 901810, 991991, 1172353, 1417130, 1674790, 1842269, 1983982, 2344706, 3684538, 4959955, 5861765, 9211345, 9919910, 11723530, 12895883, 18422690, 25791766, 64479415, 128958830]

約数ペア:

[(1, 128958830), (2, 64479415), (5, 25791766), (7, 18422690), (10, 12895883), (11, 11723530), (13, 9919910), (14, 9211345), (22, 5861765), (26, 4959955), (35, 3684538), (55, 2344706), (65, 1983982), (70, 1842269), (77, 1674790), (91, 1417130), (110, 1172353), (130, 991991), (143, 901810), (154, 837395), (169, 763070), (182, 708565), (286, 450905), (338, 381535), (385, 334958), (455, 283426), (715, 180362), (770, 167479), (845, 152614), (910, 141713), (991, 130130), (1001, 128830), (1183, 109010), (1430, 90181), (1690, 76307), (1859, 69370), (1982, 65065), (2002, 64415), (2366, 54505), (3718, 34685), (4955, 26026), (5005, 25766), (5915, 21802), (6937, 18590), (9295, 13874), (9910, 13013), (10010, 12883), (10901, 11830)]