388961761280

素因数分解:

$2^{11}\times 5^1\times {\mathrm{521}}^1\times {\mathrm{72907}}^1$

素因数の和:73455

約数の個数: 96

約数和(自身を含む): 935084470320

約数和(自身を除く): 546122709040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 521, 640, 1024, 1042, 1280, 2048, 2084, 2560, 2605, 4168, 5120, 5210, 8336, 10240, 10420, 16672, 20840, 33344, 41680, 66688, 72907, 83360, 133376, 145814, 166720, 266752, 291628, 333440, 364535, 533504, 583256, 666880, 729070, 1067008, 1166512, 1333760, 1458140, 2333024, 2667520, 2916280, 4666048, 5335040, 5832560, 9332096, 11665120, 18664192, 23330240, 37328384, 37984547, 46660480, 74656768, 75969094, 93320960, 149313536, 151938188, 186641920, 189922735, 303876376, 373283840, 379845470, 607752752, 746567680, 759690940, 1215505504, 1519381880, 2431011008, 3038763760, 4862022016, 6077527520, 9724044032, 12155055040, 19448088064, 24310110080, 38896176128, 48620220160, 77792352256, 97240440320, 194480880640, 388961761280]

約数ペア:

[(1, 388961761280), (2, 194480880640), (4, 97240440320), (5, 77792352256), (8, 48620220160), (10, 38896176128), (16, 24310110080), (20, 19448088064), (32, 12155055040), (40, 9724044032), (64, 6077527520), (80, 4862022016), (128, 3038763760), (160, 2431011008), (256, 1519381880), (320, 1215505504), (512, 759690940), (521, 746567680), (640, 607752752), (1024, 379845470), (1042, 373283840), (1280, 303876376), (2048, 189922735), (2084, 186641920), (2560, 151938188), (2605, 149313536), (4168, 93320960), (5120, 75969094), (5210, 74656768), (8336, 46660480), (10240, 37984547), (10420, 37328384), (16672, 23330240), (20840, 18664192), (33344, 11665120), (41680, 9332096), (66688, 5832560), (72907, 5335040), (83360, 4666048), (133376, 2916280), (145814, 2667520), (166720, 2333024), (266752, 1458140), (291628, 1333760), (333440, 1166512), (364535, 1067008), (533504, 729070), (583256, 666880)]