64661760

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{1871}}^1$

素因数の和:1901

約数の個数: 144

約数和(自身を含む): 229582080

約数和(自身を除く): 164920320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1871, 1920, 2160, 2304, 2880, 3456, 3742, 3840, 4320, 5613, 5760, 6912, 7484, 8640, 9355, 11226, 11520, 14968, 16839, 17280, 18710, 22452, 28065, 29936, 33678, 34560, 37420, 44904, 50517, 56130, 59872, 67356, 74840, 84195, 89808, 101034, 112260, 119744, 134712, 149680, 168390, 179616, 202068, 224520, 239488, 252585, 269424, 299360, 336780, 359232, 404136, 449040, 478976, 505170, 538848, 598720, 673560, 718464, 808272, 898080, 1010340, 1077696, 1197440, 1347120, 1436928, 1616544, 1796160, 2020680, 2155392, 2394880, 2694240, 3233088, 3592320, 4041360, 4310784, 5388480, 6466176, 7184640, 8082720, 10776960, 12932352, 16165440, 21553920, 32330880, 64661760]

約数ペア:

[(1, 64661760), (2, 32330880), (3, 21553920), (4, 16165440), (5, 12932352), (6, 10776960), (8, 8082720), (9, 7184640), (10, 6466176), (12, 5388480), (15, 4310784), (16, 4041360), (18, 3592320), (20, 3233088), (24, 2694240), (27, 2394880), (30, 2155392), (32, 2020680), (36, 1796160), (40, 1616544), (45, 1436928), (48, 1347120), (54, 1197440), (60, 1077696), (64, 1010340), (72, 898080), (80, 808272), (90, 718464), (96, 673560), (108, 598720), (120, 538848), (128, 505170), (135, 478976), (144, 449040), (160, 404136), (180, 359232), (192, 336780), (216, 299360), (240, 269424), (256, 252585), (270, 239488), (288, 224520), (320, 202068), (360, 179616), (384, 168390), (432, 149680), (480, 134712), (540, 119744), (576, 112260), (640, 101034), (720, 89808), (768, 84195), (864, 74840), (960, 67356), (1080, 59872), (1152, 56130), (1280, 50517), (1440, 44904), (1728, 37420), (1871, 34560), (1920, 33678), (2160, 29936), (2304, 28065), (2880, 22452), (3456, 18710), (3742, 17280), (3840, 16839), (4320, 14968), (5613, 11520), (5760, 11226), (6912, 9355), (7484, 8640)]