About the Number

139860480

139860479 ← → 139860481

2進数表記:1000010101100001101000000000

漢数字表記:一億三千九百八十六万四百八十

素因数分解:

2 9 × 3 1 × 5 1 × 18211 1

素因数の和:18237
約数の個数: 80
約数和(自身を含む): 447141024
約数和(自身を除く): 307280544

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, 1280, 1536, 1920, 2560, 3840, 7680, 18211, 36422, 54633, 72844, 91055, 109266, 145688, 182110, 218532, 273165, 291376, 364220, 437064, 546330, 582752, 728440, 874128, 1092660, 1165504, 1456880, 1748256, 2185320, 2331008, 2913760, 3496512, 4370640, 4662016, 5827520, 6993024, 8741280, 9324032, 11655040, 13986048, 17482560, 23310080, 27972096, 34965120, 46620160, 69930240, 139860480]

約数ペア:
[(1, 139860480), (2, 69930240), (3, 46620160), (4, 34965120), (5, 27972096), (6, 23310080), (8, 17482560), (10, 13986048), (12, 11655040), (15, 9324032), (16, 8741280), (20, 6993024), (24, 5827520), (30, 4662016), (32, 4370640), (40, 3496512), (48, 2913760), (60, 2331008), (64, 2185320), (80, 1748256), (96, 1456880), (120, 1165504), (128, 1092660), (160, 874128), (192, 728440), (240, 582752), (256, 546330), (320, 437064), (384, 364220), (480, 291376), (512, 273165), (640, 218532), (768, 182110), (960, 145688), (1280, 109266), (1536, 91055), (1920, 72844), (2560, 54633), (3840, 36422), (7680, 18211)]

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