831891169840

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{7691}}^1$

素因数の和:8051

約数の個数: 160

約数和(自身を含む): 1990177620480

約数和(自身を除く): 1158286450640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 137, 139, 142, 274, 278, 284, 355, 548, 556, 568, 685, 695, 710, 1096, 1112, 1136, 1370, 1390, 1420, 2192, 2224, 2740, 2780, 2840, 5480, 5560, 5680, 7691, 9727, 9869, 10960, 11120, 15382, 19043, 19454, 19738, 30764, 38086, 38455, 38908, 39476, 48635, 49345, 61528, 76172, 76910, 77816, 78952, 95215, 97270, 98690, 123056, 152344, 153820, 155632, 157904, 190430, 194540, 197380, 304688, 307640, 380860, 389080, 394760, 546061, 615280, 761720, 778160, 789520, 1053667, 1069049, 1092122, 1352053, 1523440, 2107334, 2138098, 2184244, 2704106, 2730305, 4214668, 4276196, 4368488, 5268335, 5345245, 5408212, 5460610, 6760265, 8429336, 8552392, 8736976, 10536670, 10690490, 10816424, 10921220, 13520530, 16858672, 17104784, 21073340, 21380980, 21632848, 21842440, 27041060, 42146680, 42761960, 43684880, 54082120, 74810357, 75902479, 84293360, 85523920, 108164240, 146459713, 149620714, 151804958, 292919426, 299241428, 303609916, 374051785, 379512395, 585838852, 598482856, 607219832, 732298565, 748103570, 759024790, 1171677704, 1196965712, 1214439664, 1464597130, 1496207140, 1518049580, 2343355408, 2929194260, 2992414280, 3036099160, 5858388520, 5984828560, 6072198320, 10398639623, 11716777040, 20797279246, 41594558492, 51993198115, 83189116984, 103986396230, 166378233968, 207972792460, 415945584920, 831891169840]

約数ペア:

[(1, 831891169840), (2, 415945584920), (4, 207972792460), (5, 166378233968), (8, 103986396230), (10, 83189116984), (16, 51993198115), (20, 41594558492), (40, 20797279246), (71, 11716777040), (80, 10398639623), (137, 6072198320), (139, 5984828560), (142, 5858388520), (274, 3036099160), (278, 2992414280), (284, 2929194260), (355, 2343355408), (548, 1518049580), (556, 1496207140), (568, 1464597130), (685, 1214439664), (695, 1196965712), (710, 1171677704), (1096, 759024790), (1112, 748103570), (1136, 732298565), (1370, 607219832), (1390, 598482856), (1420, 585838852), (2192, 379512395), (2224, 374051785), (2740, 303609916), (2780, 299241428), (2840, 292919426), (5480, 151804958), (5560, 149620714), (5680, 146459713), (7691, 108164240), (9727, 85523920), (9869, 84293360), (10960, 75902479), (11120, 74810357), (15382, 54082120), (19043, 43684880), (19454, 42761960), (19738, 42146680), (30764, 27041060), (38086, 21842440), (38455, 21632848), (38908, 21380980), (39476, 21073340), (48635, 17104784), (49345, 16858672), (61528, 13520530), (76172, 10921220), (76910, 10816424), (77816, 10690490), (78952, 10536670), (95215, 8736976), (97270, 8552392), (98690, 8429336), (123056, 6760265), (152344, 5460610), (153820, 5408212), (155632, 5345245), (157904, 5268335), (190430, 4368488), (194540, 4276196), (197380, 4214668), (304688, 2730305), (307640, 2704106), (380860, 2184244), (389080, 2138098), (394760, 2107334), (546061, 1523440), (615280, 1352053), (761720, 1092122), (778160, 1069049), (789520, 1053667)]