68891205760

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{7219}}^1$

素因数の和:7319

約数の個数: 256

約数和(自身を含む): 188057318400

約数和(自身を除く): 119166112640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 37, 40, 52, 62, 64, 65, 74, 80, 104, 124, 128, 130, 148, 155, 160, 185, 208, 248, 260, 296, 310, 320, 370, 403, 416, 481, 496, 520, 592, 620, 640, 740, 806, 832, 962, 992, 1040, 1147, 1184, 1240, 1480, 1612, 1664, 1924, 1984, 2015, 2080, 2294, 2368, 2405, 2480, 2960, 3224, 3848, 3968, 4030, 4160, 4588, 4736, 4810, 4960, 5735, 5920, 6448, 7219, 7696, 8060, 8320, 9176, 9620, 9920, 11470, 11840, 12896, 14438, 14911, 15392, 16120, 18352, 19240, 19840, 22940, 23680, 25792, 28876, 29822, 30784, 32240, 36095, 36704, 38480, 45880, 51584, 57752, 59644, 61568, 64480, 72190, 73408, 74555, 76960, 91760, 93847, 115504, 119288, 128960, 144380, 146816, 149110, 153920, 183520, 187694, 223789, 231008, 238576, 257920, 267103, 288760, 298220, 307840, 367040, 375388, 447578, 462016, 469235, 477152, 534206, 577520, 596440, 734080, 750776, 895156, 924032, 938470, 954304, 1068412, 1118945, 1155040, 1192880, 1335515, 1501552, 1790312, 1876940, 1908608, 2136824, 2237890, 2310080, 2385760, 2671030, 2909257, 3003104, 3472339, 3580624, 3753880, 4273648, 4475780, 4620160, 4771520, 5342060, 5818514, 6006208, 6944678, 7161248, 7507760, 8280193, 8547296, 8951560, 9543040, 10684120, 11637028, 12012416, 13889356, 14322496, 14546285, 15015520, 16560386, 17094592, 17361695, 17903120, 21368240, 23274056, 27778712, 28644992, 29092570, 30031040, 33120772, 34189184, 34723390, 35806240, 41400965, 42736480, 46548112, 55557424, 58185140, 60062080, 66241544, 69446780, 71612480, 82801930, 85472960, 93096224, 107642509, 111114848, 116370280, 132483088, 138893560, 143224960, 165603860, 170945920, 186192448, 215285018, 222229696, 232740560, 264966176, 277787120, 331207720, 372384896, 430570036, 444459392, 465481120, 529932352, 538212545, 555574240, 662415440, 861140072, 930962240, 1059864704, 1076425090, 1111148480, 1324830880, 1722280144, 1861924480, 2152850180, 2222296960, 2649661760, 3444560288, 4305700360, 5299323520, 6889120576, 8611400720, 13778241152, 17222801440, 34445602880, 68891205760]

約数ペア:

[(1, 68891205760), (2, 34445602880), (4, 17222801440), (5, 13778241152), (8, 8611400720), (10, 6889120576), (13, 5299323520), (16, 4305700360), (20, 3444560288), (26, 2649661760), (31, 2222296960), (32, 2152850180), (37, 1861924480), (40, 1722280144), (52, 1324830880), (62, 1111148480), (64, 1076425090), (65, 1059864704), (74, 930962240), (80, 861140072), (104, 662415440), (124, 555574240), (128, 538212545), (130, 529932352), (148, 465481120), (155, 444459392), (160, 430570036), (185, 372384896), (208, 331207720), (248, 277787120), (260, 264966176), (296, 232740560), (310, 222229696), (320, 215285018), (370, 186192448), (403, 170945920), (416, 165603860), (481, 143224960), (496, 138893560), (520, 132483088), (592, 116370280), (620, 111114848), (640, 107642509), (740, 93096224), (806, 85472960), (832, 82801930), (962, 71612480), (992, 69446780), (1040, 66241544), (1147, 60062080), (1184, 58185140), (1240, 55557424), (1480, 46548112), (1612, 42736480), (1664, 41400965), (1924, 35806240), (1984, 34723390), (2015, 34189184), (2080, 33120772), (2294, 30031040), (2368, 29092570), (2405, 28644992), (2480, 27778712), (2960, 23274056), (3224, 21368240), (3848, 17903120), (3968, 17361695), (4030, 17094592), (4160, 16560386), (4588, 15015520), (4736, 14546285), (4810, 14322496), (4960, 13889356), (5735, 12012416), (5920, 11637028), (6448, 10684120), (7219, 9543040), (7696, 8951560), (8060, 8547296), (8320, 8280193), (9176, 7507760), (9620, 7161248), (9920, 6944678), (11470, 6006208), (11840, 5818514), (12896, 5342060), (14438, 4771520), (14911, 4620160), (15392, 4475780), (16120, 4273648), (18352, 3753880), (19240, 3580624), (19840, 3472339), (22940, 3003104), (23680, 2909257), (25792, 2671030), (28876, 2385760), (29822, 2310080), (30784, 2237890), (32240, 2136824), (36095, 1908608), (36704, 1876940), (38480, 1790312), (45880, 1501552), (51584, 1335515), (57752, 1192880), (59644, 1155040), (61568, 1118945), (64480, 1068412), (72190, 954304), (73408, 938470), (74555, 924032), (76960, 895156), (91760, 750776), (93847, 734080), (115504, 596440), (119288, 577520), (128960, 534206), (144380, 477152), (146816, 469235), (149110, 462016), (153920, 447578), (183520, 375388), (187694, 367040), (223789, 307840), (231008, 298220), (238576, 288760), (257920, 267103)]