245345760

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1721}}^1$

素因数の和:1759

約数の個数: 240

約数和(自身を含む): 945130032

約数和(自身を除く): 699784272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 324, 330, 352, 360, 396, 405, 432, 440, 480, 495, 528, 540, 594, 648, 660, 720, 792, 810, 864, 880, 891, 990, 1056, 1080, 1188, 1296, 1320, 1440, 1485, 1584, 1620, 1721, 1760, 1782, 1980, 2160, 2376, 2592, 2640, 2970, 3168, 3240, 3442, 3564, 3960, 4320, 4455, 4752, 5163, 5280, 5940, 6480, 6884, 7128, 7920, 8605, 8910, 9504, 10326, 11880, 12960, 13768, 14256, 15489, 15840, 17210, 17820, 18931, 20652, 23760, 25815, 27536, 28512, 30978, 34420, 35640, 37862, 41304, 46467, 47520, 51630, 55072, 56793, 61956, 68840, 71280, 75724, 77445, 82608, 92934, 94655, 103260, 113586, 123912, 137680, 139401, 142560, 151448, 154890, 165216, 170379, 185868, 189310, 206520, 227172, 232335, 247824, 275360, 278802, 283965, 302896, 309780, 340758, 371736, 378620, 413040, 454344, 464670, 495648, 511137, 557604, 567930, 605792, 619560, 681516, 697005, 743472, 757240, 826080, 851895, 908688, 929340, 1022274, 1115208, 1135860, 1239120, 1363032, 1394010, 1486944, 1514480, 1533411, 1703790, 1817376, 1858680, 2044548, 2230416, 2271720, 2478240, 2555685, 2726064, 2788020, 3028960, 3066822, 3407580, 3717360, 4089096, 4460832, 4543440, 5111370, 5452128, 5576040, 6133644, 6815160, 7434720, 7667055, 8178192, 9086880, 10222740, 11152080, 12267288, 13630320, 15334110, 16356384, 20445480, 22304160, 24534576, 27260640, 30668220, 40890960, 49069152, 61336440, 81781920, 122672880, 245345760]

約数ペア:

[(1, 245345760), (2, 122672880), (3, 81781920), (4, 61336440), (5, 49069152), (6, 40890960), (8, 30668220), (9, 27260640), (10, 24534576), (11, 22304160), (12, 20445480), (15, 16356384), (16, 15334110), (18, 13630320), (20, 12267288), (22, 11152080), (24, 10222740), (27, 9086880), (30, 8178192), (32, 7667055), (33, 7434720), (36, 6815160), (40, 6133644), (44, 5576040), (45, 5452128), (48, 5111370), (54, 4543440), (55, 4460832), (60, 4089096), (66, 3717360), (72, 3407580), (80, 3066822), (81, 3028960), (88, 2788020), (90, 2726064), (96, 2555685), (99, 2478240), (108, 2271720), (110, 2230416), (120, 2044548), (132, 1858680), (135, 1817376), (144, 1703790), (160, 1533411), (162, 1514480), (165, 1486944), (176, 1394010), (180, 1363032), (198, 1239120), (216, 1135860), (220, 1115208), (240, 1022274), (264, 929340), (270, 908688), (288, 851895), (297, 826080), (324, 757240), (330, 743472), (352, 697005), (360, 681516), (396, 619560), (405, 605792), (432, 567930), (440, 557604), (480, 511137), (495, 495648), (528, 464670), (540, 454344), (594, 413040), (648, 378620), (660, 371736), (720, 340758), (792, 309780), (810, 302896), (864, 283965), (880, 278802), (891, 275360), (990, 247824), (1056, 232335), (1080, 227172), (1188, 206520), (1296, 189310), (1320, 185868), (1440, 170379), (1485, 165216), (1584, 154890), (1620, 151448), (1721, 142560), (1760, 139401), (1782, 137680), (1980, 123912), (2160, 113586), (2376, 103260), (2592, 94655), (2640, 92934), (2970, 82608), (3168, 77445), (3240, 75724), (3442, 71280), (3564, 68840), (3960, 61956), (4320, 56793), (4455, 55072), (4752, 51630), (5163, 47520), (5280, 46467), (5940, 41304), (6480, 37862), (6884, 35640), (7128, 34420), (7920, 30978), (8605, 28512), (8910, 27536), (9504, 25815), (10326, 23760), (11880, 20652), (12960, 18931), (13768, 17820), (14256, 17210), (15489, 15840)]