About the Number

121990080

121990079 ← → 121990081

2進数表記:111010001010110101111000000

漢数字表記:一億二千百九十九万八十

素因数分解:

2 6 × 3 1 × 5 1 × 83 1 × 1531 1

素因数の和:1634
約数の個数: 112
約数和(自身を含む): 392241024
約数和(自身を除く): 270250944

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 120, 160, 166, 192, 240, 249, 320, 332, 415, 480, 498, 664, 830, 960, 996, 1245, 1328, 1531, 1660, 1992, 2490, 2656, 3062, 3320, 3984, 4593, 4980, 5312, 6124, 6640, 7655, 7968, 9186, 9960, 12248, 13280, 15310, 15936, 18372, 19920, 22965, 24496, 26560, 30620, 36744, 39840, 45930, 48992, 61240, 73488, 79680, 91860, 97984, 122480, 127073, 146976, 183720, 244960, 254146, 293952, 367440, 381219, 489920, 508292, 635365, 734880, 762438, 1016584, 1270730, 1469760, 1524876, 1906095, 2033168, 2541460, 3049752, 3812190, 4066336, 5082920, 6099504, 7624380, 8132672, 10165840, 12199008, 15248760, 20331680, 24398016, 30497520, 40663360, 60995040, 121990080]

約数ペア:
[(1, 121990080), (2, 60995040), (3, 40663360), (4, 30497520), (5, 24398016), (6, 20331680), (8, 15248760), (10, 12199008), (12, 10165840), (15, 8132672), (16, 7624380), (20, 6099504), (24, 5082920), (30, 4066336), (32, 3812190), (40, 3049752), (48, 2541460), (60, 2033168), (64, 1906095), (80, 1524876), (83, 1469760), (96, 1270730), (120, 1016584), (160, 762438), (166, 734880), (192, 635365), (240, 508292), (249, 489920), (320, 381219), (332, 367440), (415, 293952), (480, 254146), (498, 244960), (664, 183720), (830, 146976), (960, 127073), (996, 122480), (1245, 97984), (1328, 91860), (1531, 79680), (1660, 73488), (1992, 61240), (2490, 48992), (2656, 45930), (3062, 39840), (3320, 36744), (3984, 30620), (4593, 26560), (4980, 24496), (5312, 22965), (6124, 19920), (6640, 18372), (7655, 15936), (7968, 15310), (9186, 13280), (9960, 12248)]

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