766470744320

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1\times {\mathrm{18919}}^1$

素因数の和:19992

約数の個数: 144

約数和(自身を含む): 1897117178880

約数和(自身を除く): 1130646434560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1021, 1240, 1280, 1984, 2042, 2480, 3968, 4084, 4960, 5105, 7936, 8168, 9920, 10210, 16336, 18919, 19840, 20420, 31651, 32672, 37838, 39680, 40840, 63302, 65344, 75676, 81680, 94595, 126604, 130688, 151352, 158255, 163360, 189190, 253208, 261376, 302704, 316510, 326720, 378380, 506416, 586489, 605408, 633020, 653440, 756760, 1012832, 1172978, 1210816, 1266040, 1306880, 1513520, 2025664, 2345956, 2421632, 2532080, 2932445, 3027040, 4051328, 4691912, 4843264, 5064160, 5864890, 6054080, 8102656, 9383824, 10128320, 11729780, 12108160, 18767648, 19316299, 20256640, 23459560, 24216320, 37535296, 38632598, 40513280, 46919120, 75070592, 77265196, 93838240, 96581495, 150141184, 154530392, 187676480, 193162990, 309060784, 375352960, 386325980, 598805269, 618121568, 750705920, 772651960, 1197610538, 1236243136, 1545303920, 2395221076, 2472486272, 2994026345, 3090607840, 4790442152, 4944972544, 5988052690, 6181215680, 9580884304, 11976105380, 12362431360, 19161768608, 23952210760, 24724862720, 38323537216, 47904421520, 76647074432, 95808843040, 153294148864, 191617686080, 383235372160, 766470744320]

約数ペア:

[(1, 766470744320), (2, 383235372160), (4, 191617686080), (5, 153294148864), (8, 95808843040), (10, 76647074432), (16, 47904421520), (20, 38323537216), (31, 24724862720), (32, 23952210760), (40, 19161768608), (62, 12362431360), (64, 11976105380), (80, 9580884304), (124, 6181215680), (128, 5988052690), (155, 4944972544), (160, 4790442152), (248, 3090607840), (256, 2994026345), (310, 2472486272), (320, 2395221076), (496, 1545303920), (620, 1236243136), (640, 1197610538), (992, 772651960), (1021, 750705920), (1240, 618121568), (1280, 598805269), (1984, 386325980), (2042, 375352960), (2480, 309060784), (3968, 193162990), (4084, 187676480), (4960, 154530392), (5105, 150141184), (7936, 96581495), (8168, 93838240), (9920, 77265196), (10210, 75070592), (16336, 46919120), (18919, 40513280), (19840, 38632598), (20420, 37535296), (31651, 24216320), (32672, 23459560), (37838, 20256640), (39680, 19316299), (40840, 18767648), (63302, 12108160), (65344, 11729780), (75676, 10128320), (81680, 9383824), (94595, 8102656), (126604, 6054080), (130688, 5864890), (151352, 5064160), (158255, 4843264), (163360, 4691912), (189190, 4051328), (253208, 3027040), (261376, 2932445), (302704, 2532080), (316510, 2421632), (326720, 2345956), (378380, 2025664), (506416, 1513520), (586489, 1306880), (605408, 1266040), (633020, 1210816), (653440, 1172978), (756760, 1012832)]