About the Number

387930240

387930239 ← → 387930241

2進数表記:10111000111110101100010000000

漢数字表記:三億八千七百九十三万二百四十

素因数分解:

2 7 × 3 2 × 5 1 × 67349 1

素因数の和:67374
約数の個数: 96
約数和(自身を含む): 1339591500
約数和(自身を除く): 951661260

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 67349, 134698, 202047, 269396, 336745, 404094, 538792, 606141, 673490, 808188, 1010235, 1077584, 1212282, 1346980, 1616376, 2020470, 2155168, 2424564, 2693960, 3030705, 3232752, 4040940, 4310336, 4849128, 5387920, 6061410, 6465504, 8081880, 8620672, 9698256, 10775840, 12122820, 12931008, 16163760, 19396512, 21551680, 24245640, 25862016, 32327520, 38793024, 43103360, 48491280, 64655040, 77586048, 96982560, 129310080, 193965120, 387930240]

約数ペア:
[(1, 387930240), (2, 193965120), (3, 129310080), (4, 96982560), (5, 77586048), (6, 64655040), (8, 48491280), (9, 43103360), (10, 38793024), (12, 32327520), (15, 25862016), (16, 24245640), (18, 21551680), (20, 19396512), (24, 16163760), (30, 12931008), (32, 12122820), (36, 10775840), (40, 9698256), (45, 8620672), (48, 8081880), (60, 6465504), (64, 6061410), (72, 5387920), (80, 4849128), (90, 4310336), (96, 4040940), (120, 3232752), (128, 3030705), (144, 2693960), (160, 2424564), (180, 2155168), (192, 2020470), (240, 1616376), (288, 1346980), (320, 1212282), (360, 1077584), (384, 1010235), (480, 808188), (576, 673490), (640, 606141), (720, 538792), (960, 404094), (1152, 336745), (1440, 269396), (1920, 202047), (2880, 134698), (5760, 67349)]

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