1991544912

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:526

約数の個数: 240

約数和(自身を含む): 6576340992

約数和(自身を除く): 4584796080

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 47, 48, 56, 63, 72, 84, 94, 112, 126, 127, 141, 144, 168, 188, 252, 254, 282, 329, 331, 336, 376, 381, 423, 504, 508, 564, 658, 662, 752, 762, 846, 889, 987, 993, 1008, 1016, 1128, 1143, 1316, 1324, 1524, 1692, 1778, 1974, 1986, 2032, 2256, 2286, 2317, 2632, 2648, 2667, 2961, 2979, 3048, 3384, 3556, 3948, 3972, 4572, 4634, 5264, 5296, 5334, 5922, 5958, 5969, 6096, 6768, 6951, 7112, 7896, 7944, 8001, 9144, 9268, 10668, 11844, 11916, 11938, 13902, 14224, 15557, 15792, 15888, 16002, 17907, 18288, 18536, 20853, 21336, 23688, 23832, 23876, 27804, 31114, 32004, 35814, 37072, 41706, 41783, 42037, 42672, 46671, 47376, 47664, 47752, 53721, 55608, 62228, 64008, 71628, 83412, 83566, 84074, 93342, 95504, 107442, 108899, 111216, 124456, 125349, 126111, 128016, 140013, 143256, 166824, 167132, 168148, 186684, 214884, 217798, 248912, 250698, 252222, 280026, 286512, 294259, 326697, 333648, 334264, 336296, 373368, 376047, 378333, 429768, 435596, 501396, 504444, 560052, 588518, 653394, 668528, 672592, 746736, 752094, 756666, 859536, 871192, 882777, 980091, 1002792, 1008888, 1120104, 1177036, 1306788, 1504188, 1513332, 1742384, 1765554, 1960182, 1975739, 2005584, 2017776, 2240208, 2354072, 2613576, 2648331, 3008376, 3026664, 3531108, 3920364, 3951478, 4708144, 5227152, 5296662, 5927217, 6016752, 6053328, 7062216, 7840728, 7902956, 10593324, 11854434, 13830173, 14124432, 15681456, 15805912, 17781651, 21186648, 23708868, 27660346, 31611824, 35563302, 41490519, 42373296, 47417736, 55320692, 71126604, 82981038, 94835472, 110641384, 124471557, 142253208, 165962076, 221282768, 248943114, 284506416, 331924152, 497886228, 663848304, 995772456, 1991544912]

約数ペア:

[(1, 1991544912), (2, 995772456), (3, 663848304), (4, 497886228), (6, 331924152), (7, 284506416), (8, 248943114), (9, 221282768), (12, 165962076), (14, 142253208), (16, 124471557), (18, 110641384), (21, 94835472), (24, 82981038), (28, 71126604), (36, 55320692), (42, 47417736), (47, 42373296), (48, 41490519), (56, 35563302), (63, 31611824), (72, 27660346), (84, 23708868), (94, 21186648), (112, 17781651), (126, 15805912), (127, 15681456), (141, 14124432), (144, 13830173), (168, 11854434), (188, 10593324), (252, 7902956), (254, 7840728), (282, 7062216), (329, 6053328), (331, 6016752), (336, 5927217), (376, 5296662), (381, 5227152), (423, 4708144), (504, 3951478), (508, 3920364), (564, 3531108), (658, 3026664), (662, 3008376), (752, 2648331), (762, 2613576), (846, 2354072), (889, 2240208), (987, 2017776), (993, 2005584), (1008, 1975739), (1016, 1960182), (1128, 1765554), (1143, 1742384), (1316, 1513332), (1324, 1504188), (1524, 1306788), (1692, 1177036), (1778, 1120104), (1974, 1008888), (1986, 1002792), (2032, 980091), (2256, 882777), (2286, 871192), (2317, 859536), (2632, 756666), (2648, 752094), (2667, 746736), (2961, 672592), (2979, 668528), (3048, 653394), (3384, 588518), (3556, 560052), (3948, 504444), (3972, 501396), (4572, 435596), (4634, 429768), (5264, 378333), (5296, 376047), (5334, 373368), (5922, 336296), (5958, 334264), (5969, 333648), (6096, 326697), (6768, 294259), (6951, 286512), (7112, 280026), (7896, 252222), (7944, 250698), (8001, 248912), (9144, 217798), (9268, 214884), (10668, 186684), (11844, 168148), (11916, 167132), (11938, 166824), (13902, 143256), (14224, 140013), (15557, 128016), (15792, 126111), (15888, 125349), (16002, 124456), (17907, 111216), (18288, 108899), (18536, 107442), (20853, 95504), (21336, 93342), (23688, 84074), (23832, 83566), (23876, 83412), (27804, 71628), (31114, 64008), (32004, 62228), (35814, 55608), (37072, 53721), (41706, 47752), (41783, 47664), (42037, 47376), (42672, 46671)]