256770134640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{99923}}^1$

素因数の和:100068

約数の個数: 240

約数和(自身を含む): 893013593472

約数和(自身を除く): 636243458832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 83, 86, 90, 120, 129, 144, 166, 172, 180, 215, 240, 249, 258, 332, 344, 360, 387, 415, 430, 498, 516, 645, 664, 688, 720, 747, 774, 830, 860, 996, 1032, 1245, 1290, 1328, 1494, 1548, 1660, 1720, 1935, 1992, 2064, 2490, 2580, 2988, 3096, 3320, 3440, 3569, 3735, 3870, 3984, 4980, 5160, 5976, 6192, 6640, 7138, 7470, 7740, 9960, 10320, 10707, 11952, 14276, 14940, 15480, 17845, 19920, 21414, 28552, 29880, 30960, 32121, 35690, 42828, 53535, 57104, 59760, 64242, 71380, 85656, 99923, 107070, 128484, 142760, 160605, 171312, 199846, 214140, 256968, 285520, 299769, 321210, 399692, 428280, 499615, 513936, 599538, 642420, 799384, 856560, 899307, 999230, 1199076, 1284840, 1498845, 1598768, 1798614, 1998460, 2398152, 2569680, 2997690, 3597228, 3996920, 4296689, 4496535, 4796304, 5995380, 7194456, 7993840, 8293609, 8593378, 8993070, 11990760, 12890067, 14388912, 16587218, 17186756, 17986140, 21483445, 23981520, 24880827, 25780134, 33174436, 34373512, 35972280, 38670201, 41468045, 42966890, 49761654, 51560268, 64450335, 66348872, 68747024, 71944560, 74642481, 77340402, 82936090, 85933780, 99523308, 103120536, 124404135, 128900670, 132697744, 149284962, 154680804, 165872180, 171867560, 193351005, 199046616, 206241072, 248808270, 257801340, 298569924, 309361608, 331744360, 343735120, 356625187, 373212405, 386702010, 398093232, 497616540, 515602680, 597139848, 618723216, 663488720, 713250374, 746424810, 773404020, 995233080, 1031205360, 1069875561, 1194279696, 1426500748, 1492849620, 1546808040, 1783125935, 1990466160, 2139751122, 2853001496, 2985699240, 3093616080, 3209626683, 3566251870, 4279502244, 5349377805, 5706002992, 5971398480, 6419253366, 7132503740, 8559004488, 10698755610, 12838506732, 14265007480, 16048133415, 17118008976, 21397511220, 25677013464, 28530014960, 32096266830, 42795022440, 51354026928, 64192533660, 85590044880, 128385067320, 256770134640]

約数ペア:

[(1, 256770134640), (2, 128385067320), (3, 85590044880), (4, 64192533660), (5, 51354026928), (6, 42795022440), (8, 32096266830), (9, 28530014960), (10, 25677013464), (12, 21397511220), (15, 17118008976), (16, 16048133415), (18, 14265007480), (20, 12838506732), (24, 10698755610), (30, 8559004488), (36, 7132503740), (40, 6419253366), (43, 5971398480), (45, 5706002992), (48, 5349377805), (60, 4279502244), (72, 3566251870), (80, 3209626683), (83, 3093616080), (86, 2985699240), (90, 2853001496), (120, 2139751122), (129, 1990466160), (144, 1783125935), (166, 1546808040), (172, 1492849620), (180, 1426500748), (215, 1194279696), (240, 1069875561), (249, 1031205360), (258, 995233080), (332, 773404020), (344, 746424810), (360, 713250374), (387, 663488720), (415, 618723216), (430, 597139848), (498, 515602680), (516, 497616540), (645, 398093232), (664, 386702010), (688, 373212405), (720, 356625187), (747, 343735120), (774, 331744360), (830, 309361608), (860, 298569924), (996, 257801340), (1032, 248808270), (1245, 206241072), (1290, 199046616), (1328, 193351005), (1494, 171867560), (1548, 165872180), (1660, 154680804), (1720, 149284962), (1935, 132697744), (1992, 128900670), (2064, 124404135), (2490, 103120536), (2580, 99523308), (2988, 85933780), (3096, 82936090), (3320, 77340402), (3440, 74642481), (3569, 71944560), (3735, 68747024), (3870, 66348872), (3984, 64450335), (4980, 51560268), (5160, 49761654), (5976, 42966890), (6192, 41468045), (6640, 38670201), (7138, 35972280), (7470, 34373512), (7740, 33174436), (9960, 25780134), (10320, 24880827), (10707, 23981520), (11952, 21483445), (14276, 17986140), (14940, 17186756), (15480, 16587218), (17845, 14388912), (19920, 12890067), (21414, 11990760), (28552, 8993070), (29880, 8593378), (30960, 8293609), (32121, 7993840), (35690, 7194456), (42828, 5995380), (53535, 4796304), (57104, 4496535), (59760, 4296689), (64242, 3996920), (71380, 3597228), (85656, 2997690), (99923, 2569680), (107070, 2398152), (128484, 1998460), (142760, 1798614), (160605, 1598768), (171312, 1498845), (199846, 1284840), (214140, 1199076), (256968, 999230), (285520, 899307), (299769, 856560), (321210, 799384), (399692, 642420), (428280, 599538), (499615, 513936)]