17621649920

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31721}}^1$

素因数の和:31782

約数の個数: 160

約数和(自身を含む): 49845666816

約数和(自身を除く): 32224016896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 512, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1280, 1736, 1792, 1984, 2170, 2240, 2480, 2560, 3472, 3584, 3968, 4340, 4480, 4960, 6944, 7936, 8680, 8960, 9920, 13888, 15872, 17360, 17920, 19840, 27776, 31721, 34720, 39680, 55552, 63442, 69440, 79360, 111104, 126884, 138880, 158605, 222047, 253768, 277760, 317210, 444094, 507536, 555520, 634420, 888188, 983351, 1015072, 1110235, 1268840, 1776376, 1966702, 2030144, 2220470, 2537680, 3552752, 3933404, 4060288, 4440940, 4916755, 5075360, 6883457, 7105504, 7866808, 8120576, 8881880, 9833510, 10150720, 13766914, 14211008, 15733616, 16241152, 17763760, 19667020, 20301440, 27533828, 28422016, 31467232, 34417285, 35527520, 39334040, 40602880, 55067656, 56844032, 62934464, 68834570, 71055040, 78668080, 81205760, 110135312, 113688064, 125868928, 137669140, 142110080, 157336160, 220270624, 251737856, 275338280, 284220160, 314672320, 440541248, 503475712, 550676560, 568440320, 629344640, 881082496, 1101353120, 1258689280, 1762164992, 2202706240, 2517378560, 3524329984, 4405412480, 8810824960, 17621649920]

約数ペア:

[(1, 17621649920), (2, 8810824960), (4, 4405412480), (5, 3524329984), (7, 2517378560), (8, 2202706240), (10, 1762164992), (14, 1258689280), (16, 1101353120), (20, 881082496), (28, 629344640), (31, 568440320), (32, 550676560), (35, 503475712), (40, 440541248), (56, 314672320), (62, 284220160), (64, 275338280), (70, 251737856), (80, 220270624), (112, 157336160), (124, 142110080), (128, 137669140), (140, 125868928), (155, 113688064), (160, 110135312), (217, 81205760), (224, 78668080), (248, 71055040), (256, 68834570), (280, 62934464), (310, 56844032), (320, 55067656), (434, 40602880), (448, 39334040), (496, 35527520), (512, 34417285), (560, 31467232), (620, 28422016), (640, 27533828), (868, 20301440), (896, 19667020), (992, 17763760), (1085, 16241152), (1120, 15733616), (1240, 14211008), (1280, 13766914), (1736, 10150720), (1792, 9833510), (1984, 8881880), (2170, 8120576), (2240, 7866808), (2480, 7105504), (2560, 6883457), (3472, 5075360), (3584, 4916755), (3968, 4440940), (4340, 4060288), (4480, 3933404), (4960, 3552752), (6944, 2537680), (7936, 2220470), (8680, 2030144), (8960, 1966702), (9920, 1776376), (13888, 1268840), (15872, 1110235), (17360, 1015072), (17920, 983351), (19840, 888188), (27776, 634420), (31721, 555520), (34720, 507536), (39680, 444094), (55552, 317210), (63442, 277760), (69440, 253768), (79360, 222047), (111104, 158605), (126884, 138880)]