About the Number

121145280

121145279 ← → 121145281

2進数表記:111001110001000011111000000

漢数字表記:一億二千百十四万五千二百八十

素因数分解:

2 6 × 3 1 × 5 1 × 53 1 × 2381 1

素因数の和:2454
約数の個数: 112
約数和(自身を含む): 392058144
約数和(自身を除く): 270912864

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 159, 160, 192, 212, 240, 265, 318, 320, 424, 480, 530, 636, 795, 848, 960, 1060, 1272, 1590, 1696, 2120, 2381, 2544, 3180, 3392, 4240, 4762, 5088, 6360, 7143, 8480, 9524, 10176, 11905, 12720, 14286, 16960, 19048, 23810, 25440, 28572, 35715, 38096, 47620, 50880, 57144, 71430, 76192, 95240, 114288, 126193, 142860, 152384, 190480, 228576, 252386, 285720, 378579, 380960, 457152, 504772, 571440, 630965, 757158, 761920, 1009544, 1142880, 1261930, 1514316, 1892895, 2019088, 2285760, 2523860, 3028632, 3785790, 4038176, 5047720, 6057264, 7571580, 8076352, 10095440, 12114528, 15143160, 20190880, 24229056, 30286320, 40381760, 60572640, 121145280]

約数ペア:
[(1, 121145280), (2, 60572640), (3, 40381760), (4, 30286320), (5, 24229056), (6, 20190880), (8, 15143160), (10, 12114528), (12, 10095440), (15, 8076352), (16, 7571580), (20, 6057264), (24, 5047720), (30, 4038176), (32, 3785790), (40, 3028632), (48, 2523860), (53, 2285760), (60, 2019088), (64, 1892895), (80, 1514316), (96, 1261930), (106, 1142880), (120, 1009544), (159, 761920), (160, 757158), (192, 630965), (212, 571440), (240, 504772), (265, 457152), (318, 380960), (320, 378579), (424, 285720), (480, 252386), (530, 228576), (636, 190480), (795, 152384), (848, 142860), (960, 126193), (1060, 114288), (1272, 95240), (1590, 76192), (1696, 71430), (2120, 57144), (2381, 50880), (2544, 47620), (3180, 38096), (3392, 35715), (4240, 28572), (4762, 25440), (5088, 23810), (6360, 19048), (7143, 16960), (8480, 14286), (9524, 12720), (10176, 11905)]

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