1881943040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:294

約数の個数: 176

約数和(自身を含む): 4754018304

約数和(自身を除く): 2872075264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 71, 80, 124, 128, 142, 155, 160, 167, 248, 256, 284, 310, 320, 334, 355, 496, 512, 568, 620, 640, 668, 710, 835, 992, 1024, 1136, 1240, 1280, 1336, 1420, 1670, 1984, 2201, 2272, 2480, 2560, 2672, 2840, 3340, 3968, 4402, 4544, 4960, 5120, 5177, 5344, 5680, 6680, 7936, 8804, 9088, 9920, 10354, 10688, 11005, 11360, 11857, 13360, 15872, 17608, 18176, 19840, 20708, 21376, 22010, 22720, 23714, 25885, 26720, 31744, 35216, 36352, 39680, 41416, 42752, 44020, 45440, 47428, 51770, 53440, 59285, 70432, 72704, 79360, 82832, 85504, 88040, 90880, 94856, 103540, 106880, 118570, 140864, 158720, 165664, 171008, 176080, 181760, 189712, 207080, 213760, 237140, 281728, 331328, 352160, 363520, 367567, 379424, 414160, 427520, 474280, 563456, 662656, 704320, 735134, 758848, 828320, 855040, 948560, 1126912, 1325312, 1408640, 1470268, 1517696, 1656640, 1837835, 1897120, 2253824, 2650624, 2817280, 2940536, 3035392, 3313280, 3675670, 3794240, 5301248, 5634560, 5881072, 6070784, 6626560, 7351340, 7588480, 11269120, 11762144, 12141568, 13253120, 14702680, 15176960, 23524288, 26506240, 29405360, 30353920, 47048576, 58810720, 60707840, 94097152, 117621440, 188194304, 235242880, 376388608, 470485760, 940971520, 1881943040]

約数ペア:

[(1, 1881943040), (2, 940971520), (4, 470485760), (5, 376388608), (8, 235242880), (10, 188194304), (16, 117621440), (20, 94097152), (31, 60707840), (32, 58810720), (40, 47048576), (62, 30353920), (64, 29405360), (71, 26506240), (80, 23524288), (124, 15176960), (128, 14702680), (142, 13253120), (155, 12141568), (160, 11762144), (167, 11269120), (248, 7588480), (256, 7351340), (284, 6626560), (310, 6070784), (320, 5881072), (334, 5634560), (355, 5301248), (496, 3794240), (512, 3675670), (568, 3313280), (620, 3035392), (640, 2940536), (668, 2817280), (710, 2650624), (835, 2253824), (992, 1897120), (1024, 1837835), (1136, 1656640), (1240, 1517696), (1280, 1470268), (1336, 1408640), (1420, 1325312), (1670, 1126912), (1984, 948560), (2201, 855040), (2272, 828320), (2480, 758848), (2560, 735134), (2672, 704320), (2840, 662656), (3340, 563456), (3968, 474280), (4402, 427520), (4544, 414160), (4960, 379424), (5120, 367567), (5177, 363520), (5344, 352160), (5680, 331328), (6680, 281728), (7936, 237140), (8804, 213760), (9088, 207080), (9920, 189712), (10354, 181760), (10688, 176080), (11005, 171008), (11360, 165664), (11857, 158720), (13360, 140864), (15872, 118570), (17608, 106880), (18176, 103540), (19840, 94856), (20708, 90880), (21376, 88040), (22010, 85504), (22720, 82832), (23714, 79360), (25885, 72704), (26720, 70432), (31744, 59285), (35216, 53440), (36352, 51770), (39680, 47428), (41416, 45440), (42752, 44020)]