2788402880

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:263

約数の個数: 224

約数和(自身を含む): 7205179392

約数和(自身を除く): 4416776512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 71, 74, 80, 107, 124, 142, 148, 155, 160, 185, 214, 248, 284, 296, 310, 320, 355, 370, 428, 496, 535, 568, 592, 620, 710, 740, 856, 992, 1070, 1136, 1147, 1184, 1240, 1420, 1480, 1712, 1984, 2140, 2201, 2272, 2294, 2368, 2480, 2627, 2840, 2960, 3317, 3424, 3959, 4280, 4402, 4544, 4588, 4960, 5254, 5680, 5735, 5920, 6634, 6848, 7597, 7918, 8560, 8804, 9176, 9920, 10508, 11005, 11360, 11470, 11840, 13135, 13268, 15194, 15836, 16585, 17120, 17608, 18352, 19795, 21016, 22010, 22720, 22940, 26270, 26536, 30388, 31672, 33170, 34240, 35216, 36704, 37985, 39590, 42032, 44020, 45880, 52540, 53072, 60776, 63344, 66340, 70432, 73408, 75970, 79180, 81437, 84064, 88040, 91760, 105080, 106144, 121552, 122729, 126688, 132680, 140864, 151940, 158360, 162874, 168128, 176080, 183520, 210160, 212288, 235507, 243104, 245458, 253376, 265360, 281089, 303880, 316720, 325748, 352160, 367040, 407185, 420320, 471014, 486208, 490916, 530720, 562178, 607760, 613645, 633440, 651496, 704320, 814370, 840640, 942028, 981832, 1061440, 1124356, 1177535, 1215520, 1227290, 1266880, 1302992, 1405445, 1628740, 1884056, 1963664, 2248712, 2355070, 2431040, 2454580, 2605984, 2810890, 3257480, 3768112, 3927328, 4497424, 4710140, 4909160, 5211968, 5621780, 6514960, 7536224, 7854656, 8713759, 8994848, 9420280, 9818320, 11243560, 13029920, 15072448, 17427518, 17989696, 18840560, 19636640, 22487120, 26059840, 34855036, 37681120, 39273280, 43568795, 44974240, 69710072, 75362240, 87137590, 89948480, 139420144, 174275180, 278840288, 348550360, 557680576, 697100720, 1394201440, 2788402880]

約数ペア:

[(1, 2788402880), (2, 1394201440), (4, 697100720), (5, 557680576), (8, 348550360), (10, 278840288), (16, 174275180), (20, 139420144), (31, 89948480), (32, 87137590), (37, 75362240), (40, 69710072), (62, 44974240), (64, 43568795), (71, 39273280), (74, 37681120), (80, 34855036), (107, 26059840), (124, 22487120), (142, 19636640), (148, 18840560), (155, 17989696), (160, 17427518), (185, 15072448), (214, 13029920), (248, 11243560), (284, 9818320), (296, 9420280), (310, 8994848), (320, 8713759), (355, 7854656), (370, 7536224), (428, 6514960), (496, 5621780), (535, 5211968), (568, 4909160), (592, 4710140), (620, 4497424), (710, 3927328), (740, 3768112), (856, 3257480), (992, 2810890), (1070, 2605984), (1136, 2454580), (1147, 2431040), (1184, 2355070), (1240, 2248712), (1420, 1963664), (1480, 1884056), (1712, 1628740), (1984, 1405445), (2140, 1302992), (2201, 1266880), (2272, 1227290), (2294, 1215520), (2368, 1177535), (2480, 1124356), (2627, 1061440), (2840, 981832), (2960, 942028), (3317, 840640), (3424, 814370), (3959, 704320), (4280, 651496), (4402, 633440), (4544, 613645), (4588, 607760), (4960, 562178), (5254, 530720), (5680, 490916), (5735, 486208), (5920, 471014), (6634, 420320), (6848, 407185), (7597, 367040), (7918, 352160), (8560, 325748), (8804, 316720), (9176, 303880), (9920, 281089), (10508, 265360), (11005, 253376), (11360, 245458), (11470, 243104), (11840, 235507), (13135, 212288), (13268, 210160), (15194, 183520), (15836, 176080), (16585, 168128), (17120, 162874), (17608, 158360), (18352, 151940), (19795, 140864), (21016, 132680), (22010, 126688), (22720, 122729), (22940, 121552), (26270, 106144), (26536, 105080), (30388, 91760), (31672, 88040), (33170, 84064), (34240, 81437), (35216, 79180), (36704, 75970), (37985, 73408), (39590, 70432), (42032, 66340), (44020, 63344), (45880, 60776), (52540, 53072)]