About the Number

121128960

121128959 ← → 121128961

2進数表記:111001110000100100000000000

漢数字表記:一億二千百十二万八千九百六十

素因数分解:

2 11 × 3 1 × 5 1 × 3943 1

素因数の和:3973
約数の個数: 96
約数和(自身を含む): 387616320
約数和(自身を除く): 266487360

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2048, 2560, 3072, 3840, 3943, 5120, 6144, 7680, 7886, 10240, 11829, 15360, 15772, 19715, 23658, 30720, 31544, 39430, 47316, 59145, 63088, 78860, 94632, 118290, 126176, 157720, 189264, 236580, 252352, 315440, 378528, 473160, 504704, 630880, 757056, 946320, 1009408, 1261760, 1514112, 1892640, 2018816, 2523520, 3028224, 3785280, 4037632, 5047040, 6056448, 7570560, 8075264, 10094080, 12112896, 15141120, 20188160, 24225792, 30282240, 40376320, 60564480, 121128960]

約数ペア:
[(1, 121128960), (2, 60564480), (3, 40376320), (4, 30282240), (5, 24225792), (6, 20188160), (8, 15141120), (10, 12112896), (12, 10094080), (15, 8075264), (16, 7570560), (20, 6056448), (24, 5047040), (30, 4037632), (32, 3785280), (40, 3028224), (48, 2523520), (60, 2018816), (64, 1892640), (80, 1514112), (96, 1261760), (120, 1009408), (128, 946320), (160, 757056), (192, 630880), (240, 504704), (256, 473160), (320, 378528), (384, 315440), (480, 252352), (512, 236580), (640, 189264), (768, 157720), (960, 126176), (1024, 118290), (1280, 94632), (1536, 78860), (1920, 63088), (2048, 59145), (2560, 47316), (3072, 39430), (3840, 31544), (3943, 30720), (5120, 23658), (6144, 19715), (7680, 15772), (7886, 15360), (10240, 11829)]

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