291230280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{293}}^1$

素因数の和:572

約数の個数: 192

約数和(自身を含む): 1040195520

約数和(自身を除く): 748965240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 251, 264, 293, 330, 360, 396, 440, 495, 502, 586, 660, 753, 792, 879, 990, 1004, 1172, 1255, 1320, 1465, 1506, 1758, 1980, 2008, 2259, 2344, 2510, 2637, 2761, 2930, 3012, 3223, 3516, 3765, 3960, 4395, 4518, 5020, 5274, 5522, 5860, 6024, 6446, 7032, 7530, 8283, 8790, 9036, 9669, 10040, 10548, 11044, 11295, 11720, 12892, 13185, 13805, 15060, 16115, 16566, 17580, 18072, 19338, 21096, 22088, 22590, 24849, 25784, 26370, 27610, 29007, 30120, 32230, 33132, 35160, 38676, 41415, 45180, 48345, 49698, 52740, 55220, 58014, 64460, 66264, 73543, 77352, 82830, 90360, 96690, 99396, 105480, 110440, 116028, 124245, 128920, 145035, 147086, 165660, 193380, 198792, 220629, 232056, 248490, 290070, 294172, 331320, 367715, 386760, 441258, 496980, 580140, 588344, 661887, 735430, 808973, 882516, 993960, 1103145, 1160280, 1323774, 1470860, 1617946, 1765032, 2206290, 2426919, 2647548, 2941720, 3235892, 3309435, 4044865, 4412580, 4853838, 5295096, 6471784, 6618870, 7280757, 8089730, 8825160, 9707676, 12134595, 13237740, 14561514, 16179460, 19415352, 24269190, 26475480, 29123028, 32358920, 36403785, 48538380, 58246056, 72807570, 97076760, 145615140, 291230280]

約数ペア:

[(1, 291230280), (2, 145615140), (3, 97076760), (4, 72807570), (5, 58246056), (6, 48538380), (8, 36403785), (9, 32358920), (10, 29123028), (11, 26475480), (12, 24269190), (15, 19415352), (18, 16179460), (20, 14561514), (22, 13237740), (24, 12134595), (30, 9707676), (33, 8825160), (36, 8089730), (40, 7280757), (44, 6618870), (45, 6471784), (55, 5295096), (60, 4853838), (66, 4412580), (72, 4044865), (88, 3309435), (90, 3235892), (99, 2941720), (110, 2647548), (120, 2426919), (132, 2206290), (165, 1765032), (180, 1617946), (198, 1470860), (220, 1323774), (251, 1160280), (264, 1103145), (293, 993960), (330, 882516), (360, 808973), (396, 735430), (440, 661887), (495, 588344), (502, 580140), (586, 496980), (660, 441258), (753, 386760), (792, 367715), (879, 331320), (990, 294172), (1004, 290070), (1172, 248490), (1255, 232056), (1320, 220629), (1465, 198792), (1506, 193380), (1758, 165660), (1980, 147086), (2008, 145035), (2259, 128920), (2344, 124245), (2510, 116028), (2637, 110440), (2761, 105480), (2930, 99396), (3012, 96690), (3223, 90360), (3516, 82830), (3765, 77352), (3960, 73543), (4395, 66264), (4518, 64460), (5020, 58014), (5274, 55220), (5522, 52740), (5860, 49698), (6024, 48345), (6446, 45180), (7032, 41415), (7530, 38676), (8283, 35160), (8790, 33132), (9036, 32230), (9669, 30120), (10040, 29007), (10548, 27610), (11044, 26370), (11295, 25784), (11720, 24849), (12892, 22590), (13185, 22088), (13805, 21096), (15060, 19338), (16115, 18072), (16566, 17580)]