170828840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:763

約数の個数: 128

約数和(自身を含む): 480453120

約数和(自身を除く): 309624280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 71, 91, 104, 130, 140, 142, 182, 260, 280, 284, 355, 364, 455, 497, 520, 568, 661, 710, 728, 910, 923, 994, 1322, 1420, 1820, 1846, 1988, 2485, 2644, 2840, 3305, 3640, 3692, 3976, 4615, 4627, 4970, 5288, 6461, 6610, 7384, 8593, 9230, 9254, 9940, 12922, 13220, 17186, 18460, 18508, 19880, 23135, 25844, 26440, 32305, 34372, 36920, 37016, 42965, 46270, 46931, 51688, 60151, 64610, 68744, 85930, 92540, 93862, 120302, 129220, 171860, 185080, 187724, 234655, 240604, 258440, 300755, 328517, 343720, 375448, 469310, 481208, 601510, 610103, 657034, 938620, 1203020, 1220206, 1314068, 1642585, 1877240, 2406040, 2440412, 2628136, 3050515, 3285170, 4270721, 4880824, 6101030, 6570340, 8541442, 12202060, 13140680, 17082884, 21353605, 24404120, 34165768, 42707210, 85414420, 170828840]

約数ペア:

[(1, 170828840), (2, 85414420), (4, 42707210), (5, 34165768), (7, 24404120), (8, 21353605), (10, 17082884), (13, 13140680), (14, 12202060), (20, 8541442), (26, 6570340), (28, 6101030), (35, 4880824), (40, 4270721), (52, 3285170), (56, 3050515), (65, 2628136), (70, 2440412), (71, 2406040), (91, 1877240), (104, 1642585), (130, 1314068), (140, 1220206), (142, 1203020), (182, 938620), (260, 657034), (280, 610103), (284, 601510), (355, 481208), (364, 469310), (455, 375448), (497, 343720), (520, 328517), (568, 300755), (661, 258440), (710, 240604), (728, 234655), (910, 187724), (923, 185080), (994, 171860), (1322, 129220), (1420, 120302), (1820, 93862), (1846, 92540), (1988, 85930), (2485, 68744), (2644, 64610), (2840, 60151), (3305, 51688), (3640, 46931), (3692, 46270), (3976, 42965), (4615, 37016), (4627, 36920), (4970, 34372), (5288, 32305), (6461, 26440), (6610, 25844), (7384, 23135), (8593, 19880), (9230, 18508), (9254, 18460), (9940, 17186), (12922, 13220)]