285378560

素因数分解:

$2^{11}\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:118

約数の個数: 144

約数和(自身を含む): 731940300

約数和(自身を除く): 446561740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 116, 124, 128, 145, 155, 160, 232, 248, 256, 290, 310, 320, 464, 496, 512, 580, 620, 640, 899, 928, 961, 992, 1024, 1160, 1240, 1280, 1798, 1856, 1922, 1984, 2048, 2320, 2480, 2560, 3596, 3712, 3844, 3968, 4495, 4640, 4805, 4960, 5120, 7192, 7424, 7688, 7936, 8990, 9280, 9610, 9920, 10240, 14384, 14848, 15376, 15872, 17980, 18560, 19220, 19840, 27869, 28768, 29696, 30752, 31744, 35960, 37120, 38440, 39680, 55738, 57536, 59392, 61504, 63488, 71920, 74240, 76880, 79360, 111476, 115072, 123008, 139345, 143840, 148480, 153760, 158720, 222952, 230144, 246016, 278690, 287680, 296960, 307520, 317440, 445904, 460288, 492032, 557380, 575360, 615040, 891808, 920576, 984064, 1114760, 1150720, 1230080, 1783616, 1841152, 1968128, 2229520, 2301440, 2460160, 3567232, 4459040, 4602880, 4920320, 7134464, 8918080, 9205760, 9840640, 14268928, 17836160, 28537856, 35672320, 57075712, 71344640, 142689280, 285378560]

約数ペア:

[(1, 285378560), (2, 142689280), (4, 71344640), (5, 57075712), (8, 35672320), (10, 28537856), (16, 17836160), (20, 14268928), (29, 9840640), (31, 9205760), (32, 8918080), (40, 7134464), (58, 4920320), (62, 4602880), (64, 4459040), (80, 3567232), (116, 2460160), (124, 2301440), (128, 2229520), (145, 1968128), (155, 1841152), (160, 1783616), (232, 1230080), (248, 1150720), (256, 1114760), (290, 984064), (310, 920576), (320, 891808), (464, 615040), (496, 575360), (512, 557380), (580, 492032), (620, 460288), (640, 445904), (899, 317440), (928, 307520), (961, 296960), (992, 287680), (1024, 278690), (1160, 246016), (1240, 230144), (1280, 222952), (1798, 158720), (1856, 153760), (1922, 148480), (1984, 143840), (2048, 139345), (2320, 123008), (2480, 115072), (2560, 111476), (3596, 79360), (3712, 76880), (3844, 74240), (3968, 71920), (4495, 63488), (4640, 61504), (4805, 59392), (4960, 57536), (5120, 55738), (7192, 39680), (7424, 38440), (7688, 37120), (7936, 35960), (8990, 31744), (9280, 30752), (9610, 29696), (9920, 28768), (10240, 27869), (14384, 19840), (14848, 19220), (15376, 18560), (15872, 17980)]