1796738280520

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{617}}^1\times {\mathrm{3823}}^1$

素因数の和:4727

約数の個数: 128

約数和(自身を含む): 4109187801600

約数和(自身を除く): 2312449521080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 139, 274, 278, 548, 556, 617, 685, 695, 1096, 1112, 1234, 1370, 1390, 2468, 2740, 2780, 3085, 3823, 4936, 5480, 5560, 6170, 7646, 12340, 15292, 19043, 19115, 24680, 30584, 38086, 38230, 76172, 76460, 84529, 85763, 95215, 152344, 152920, 169058, 171526, 190430, 338116, 343052, 380860, 422645, 428815, 523751, 531397, 676232, 686104, 761720, 845290, 857630, 1047502, 1062794, 1690580, 1715260, 2095004, 2125588, 2358791, 2618755, 2656985, 3381160, 3430520, 4190008, 4251176, 4717582, 5237510, 5313970, 9435164, 10475020, 10627940, 11749531, 11793955, 18870328, 20950040, 21255880, 23499062, 23587910, 46998124, 47175820, 58747655, 72801389, 93996248, 94351640, 117495310, 145602778, 234990620, 291205556, 323154367, 327871949, 364006945, 469981240, 582411112, 646308734, 655743898, 728013890, 1292617468, 1311487796, 1456027780, 1615771835, 1639359745, 2585234936, 2622975592, 2912055560, 3231543670, 3278719490, 6463087340, 6557438980, 12926174680, 13114877960, 44918457013, 89836914026, 179673828052, 224592285065, 359347656104, 449184570130, 898369140260, 1796738280520]

約数ペア:

[(1, 1796738280520), (2, 898369140260), (4, 449184570130), (5, 359347656104), (8, 224592285065), (10, 179673828052), (20, 89836914026), (40, 44918457013), (137, 13114877960), (139, 12926174680), (274, 6557438980), (278, 6463087340), (548, 3278719490), (556, 3231543670), (617, 2912055560), (685, 2622975592), (695, 2585234936), (1096, 1639359745), (1112, 1615771835), (1234, 1456027780), (1370, 1311487796), (1390, 1292617468), (2468, 728013890), (2740, 655743898), (2780, 646308734), (3085, 582411112), (3823, 469981240), (4936, 364006945), (5480, 327871949), (5560, 323154367), (6170, 291205556), (7646, 234990620), (12340, 145602778), (15292, 117495310), (19043, 94351640), (19115, 93996248), (24680, 72801389), (30584, 58747655), (38086, 47175820), (38230, 46998124), (76172, 23587910), (76460, 23499062), (84529, 21255880), (85763, 20950040), (95215, 18870328), (152344, 11793955), (152920, 11749531), (169058, 10627940), (171526, 10475020), (190430, 9435164), (338116, 5313970), (343052, 5237510), (380860, 4717582), (422645, 4251176), (428815, 4190008), (523751, 3430520), (531397, 3381160), (676232, 2656985), (686104, 2618755), (761720, 2358791), (845290, 2125588), (857630, 2095004), (1047502, 1715260), (1062794, 1690580)]