438665298080

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{4027}}^1$

素因数の和:4379

約数の個数: 192

約数和(自身を含む): 1080474329088

約数和(自身を除く): 641809031008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 71, 80, 86, 142, 160, 172, 215, 223, 284, 344, 355, 430, 446, 568, 688, 710, 860, 892, 1115, 1136, 1376, 1420, 1720, 1784, 2230, 2272, 2840, 3053, 3440, 3568, 4027, 4460, 5680, 6106, 6880, 7136, 8054, 8920, 9589, 11360, 12212, 15265, 15833, 16108, 17840, 19178, 20135, 24424, 30530, 31666, 32216, 35680, 38356, 40270, 47945, 48848, 61060, 63332, 64432, 76712, 79165, 80540, 95890, 97696, 122120, 126664, 128864, 153424, 158330, 161080, 173161, 191780, 244240, 253328, 285917, 306848, 316660, 322160, 346322, 383560, 488480, 506656, 571834, 633320, 644320, 680819, 692644, 767120, 865805, 898021, 1143668, 1266640, 1361638, 1385288, 1429585, 1534240, 1731610, 1796042, 2287336, 2533280, 2723276, 2770576, 2859170, 3404095, 3463220, 3592084, 4490105, 4574672, 5446552, 5541152, 5718340, 6808190, 6926440, 7184168, 8980210, 9149344, 10893104, 11436680, 12294431, 13616380, 13852880, 14368336, 17960420, 21786208, 22873360, 24588862, 27232760, 27705760, 28736672, 35920840, 38614903, 45746720, 49177724, 54465520, 61472155, 63759491, 71841680, 77229806, 98355448, 108931040, 122944310, 127518982, 143683360, 154459612, 193074515, 196710896, 245888620, 255037964, 308919224, 318797455, 386149030, 393421792, 491777240, 510075928, 617838448, 637594910, 772298060, 983554480, 1020151856, 1235676896, 1275189820, 1544596120, 1967108960, 2040303712, 2550379640, 2741658113, 3089192240, 5100759280, 5483316226, 6178384480, 10201518560, 10966632452, 13708290565, 21933264904, 27416581130, 43866529808, 54833162260, 87733059616, 109666324520, 219332649040, 438665298080]

約数ペア:

[(1, 438665298080), (2, 219332649040), (4, 109666324520), (5, 87733059616), (8, 54833162260), (10, 43866529808), (16, 27416581130), (20, 21933264904), (32, 13708290565), (40, 10966632452), (43, 10201518560), (71, 6178384480), (80, 5483316226), (86, 5100759280), (142, 3089192240), (160, 2741658113), (172, 2550379640), (215, 2040303712), (223, 1967108960), (284, 1544596120), (344, 1275189820), (355, 1235676896), (430, 1020151856), (446, 983554480), (568, 772298060), (688, 637594910), (710, 617838448), (860, 510075928), (892, 491777240), (1115, 393421792), (1136, 386149030), (1376, 318797455), (1420, 308919224), (1720, 255037964), (1784, 245888620), (2230, 196710896), (2272, 193074515), (2840, 154459612), (3053, 143683360), (3440, 127518982), (3568, 122944310), (4027, 108931040), (4460, 98355448), (5680, 77229806), (6106, 71841680), (6880, 63759491), (7136, 61472155), (8054, 54465520), (8920, 49177724), (9589, 45746720), (11360, 38614903), (12212, 35920840), (15265, 28736672), (15833, 27705760), (16108, 27232760), (17840, 24588862), (19178, 22873360), (20135, 21786208), (24424, 17960420), (30530, 14368336), (31666, 13852880), (32216, 13616380), (35680, 12294431), (38356, 11436680), (40270, 10893104), (47945, 9149344), (48848, 8980210), (61060, 7184168), (63332, 6926440), (64432, 6808190), (76712, 5718340), (79165, 5541152), (80540, 5446552), (95890, 4574672), (97696, 4490105), (122120, 3592084), (126664, 3463220), (128864, 3404095), (153424, 2859170), (158330, 2770576), (161080, 2723276), (173161, 2533280), (191780, 2287336), (244240, 1796042), (253328, 1731610), (285917, 1534240), (306848, 1429585), (316660, 1385288), (322160, 1361638), (346322, 1266640), (383560, 1143668), (488480, 898021), (506656, 865805), (571834, 767120), (633320, 692644), (644320, 680819)]