1918756840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1$

素因数の和:492

約数の個数: 256

約数和(自身を含む): 5851077120

約数和(自身を除く): 3932320280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 173, 182, 220, 260, 277, 280, 286, 308, 346, 364, 385, 440, 455, 520, 554, 572, 616, 692, 715, 728, 770, 865, 910, 1001, 1108, 1144, 1211, 1384, 1385, 1430, 1540, 1730, 1820, 1903, 1939, 2002, 2216, 2249, 2422, 2770, 2860, 3047, 3080, 3460, 3601, 3640, 3806, 3878, 4004, 4498, 4844, 5005, 5540, 5720, 6055, 6094, 6920, 7202, 7612, 7756, 8008, 8996, 9515, 9688, 9695, 10010, 11080, 11245, 12110, 12188, 13321, 14404, 15224, 15235, 15512, 15743, 17992, 18005, 19030, 19390, 20020, 21329, 22490, 24220, 24376, 24739, 25207, 26642, 28808, 30470, 31486, 36010, 38060, 38780, 39611, 40040, 42658, 44980, 47921, 48440, 49478, 50414, 53284, 60940, 62972, 66605, 72020, 76120, 77560, 78715, 79222, 85316, 89960, 95842, 98956, 100828, 106568, 106645, 121880, 123695, 125944, 126035, 133210, 144040, 157430, 158444, 170632, 173173, 191684, 197912, 198055, 201656, 213290, 239605, 247390, 252070, 266420, 277277, 314860, 316888, 335447, 346346, 383368, 396110, 426580, 479210, 494780, 504140, 527131, 532840, 554554, 622973, 629720, 670894, 692692, 792220, 853160, 865865, 958420, 989560, 1008280, 1054262, 1109108, 1245946, 1341788, 1385384, 1386385, 1584440, 1677235, 1731730, 1916840, 2108524, 2218216, 2491892, 2635655, 2683576, 2772770, 3114865, 3354470, 3463460, 3689917, 4217048, 4360811, 4983784, 5271310, 5545540, 6229730, 6708940, 6852703, 6926920, 7379834, 8721622, 10542620, 11091080, 12459460, 13417880, 13705406, 14759668, 17443244, 18449585, 21085240, 21804055, 24918920, 27410812, 29519336, 34263515, 34886488, 36899170, 43608110, 47968921, 54821624, 68527030, 73798340, 87216220, 95937842, 137054060, 147596680, 174432440, 191875684, 239844605, 274108120, 383751368, 479689210, 959378420, 1918756840]

約数ペア:

[(1, 1918756840), (2, 959378420), (4, 479689210), (5, 383751368), (7, 274108120), (8, 239844605), (10, 191875684), (11, 174432440), (13, 147596680), (14, 137054060), (20, 95937842), (22, 87216220), (26, 73798340), (28, 68527030), (35, 54821624), (40, 47968921), (44, 43608110), (52, 36899170), (55, 34886488), (56, 34263515), (65, 29519336), (70, 27410812), (77, 24918920), (88, 21804055), (91, 21085240), (104, 18449585), (110, 17443244), (130, 14759668), (140, 13705406), (143, 13417880), (154, 12459460), (173, 11091080), (182, 10542620), (220, 8721622), (260, 7379834), (277, 6926920), (280, 6852703), (286, 6708940), (308, 6229730), (346, 5545540), (364, 5271310), (385, 4983784), (440, 4360811), (455, 4217048), (520, 3689917), (554, 3463460), (572, 3354470), (616, 3114865), (692, 2772770), (715, 2683576), (728, 2635655), (770, 2491892), (865, 2218216), (910, 2108524), (1001, 1916840), (1108, 1731730), (1144, 1677235), (1211, 1584440), (1384, 1386385), (1385, 1385384), (1430, 1341788), (1540, 1245946), (1730, 1109108), (1820, 1054262), (1903, 1008280), (1939, 989560), (2002, 958420), (2216, 865865), (2249, 853160), (2422, 792220), (2770, 692692), (2860, 670894), (3047, 629720), (3080, 622973), (3460, 554554), (3601, 532840), (3640, 527131), (3806, 504140), (3878, 494780), (4004, 479210), (4498, 426580), (4844, 396110), (5005, 383368), (5540, 346346), (5720, 335447), (6055, 316888), (6094, 314860), (6920, 277277), (7202, 266420), (7612, 252070), (7756, 247390), (8008, 239605), (8996, 213290), (9515, 201656), (9688, 198055), (9695, 197912), (10010, 191684), (11080, 173173), (11245, 170632), (12110, 158444), (12188, 157430), (13321, 144040), (14404, 133210), (15224, 126035), (15235, 125944), (15512, 123695), (15743, 121880), (17992, 106645), (18005, 106568), (19030, 100828), (19390, 98956), (20020, 95842), (21329, 89960), (22490, 85316), (24220, 79222), (24376, 78715), (24739, 77560), (25207, 76120), (26642, 72020), (28808, 66605), (30470, 62972), (31486, 60940), (36010, 53284), (38060, 50414), (38780, 49478), (39611, 48440), (40040, 47921), (42658, 44980)]