940971520

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:292

約数の個数: 160

約数和(自身を含む): 2375847936

約数和(自身を除く): 1434876416

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, 1136, 1240, 1280, 1336, 1420, 1670, 1984, 2201, 2272, 2480, 2560, 2672, 2840, 3340, 3968, 4402, 4544, 4960, 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, 35216, 36352, 39680, 41416, 42752, 44020, 45440, 47428, 51770, 53440, 59285, 70432, 79360, 82832, 85504, 88040, 90880, 94856, 103540, 106880, 118570, 140864, 165664, 176080, 181760, 189712, 207080, 213760, 237140, 281728, 331328, 352160, 367567, 379424, 414160, 427520, 474280, 563456, 662656, 704320, 735134, 758848, 828320, 948560, 1126912, 1325312, 1408640, 1470268, 1517696, 1656640, 1837835, 1897120, 2650624, 2817280, 2940536, 3035392, 3313280, 3675670, 3794240, 5634560, 5881072, 6070784, 6626560, 7351340, 7588480, 11762144, 13253120, 14702680, 15176960, 23524288, 29405360, 30353920, 47048576, 58810720, 94097152, 117621440, 188194304, 235242880, 470485760, 940971520]

約数ペア:

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