About the Number

121994280

121994279 ← → 121994281

2進数表記:111010001010111110000101000

漢数字表記:一億二千百九十九万四千二百八十

素因数分解:

2 3 × 3 2 × 5 1 × 317 1 × 1069 1

素因数の和:1403
約数の個数: 96
約数和(自身を含む): 398104200
約数和(自身を除く): 276109920

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 317, 360, 634, 951, 1069, 1268, 1585, 1902, 2138, 2536, 2853, 3170, 3207, 3804, 4276, 4755, 5345, 5706, 6340, 6414, 7608, 8552, 9510, 9621, 10690, 11412, 12680, 12828, 14265, 16035, 19020, 19242, 21380, 22824, 25656, 28530, 32070, 38040, 38484, 42760, 48105, 57060, 64140, 76968, 96210, 114120, 128280, 192420, 338873, 384840, 677746, 1016619, 1355492, 1694365, 2033238, 2710984, 3049857, 3388730, 4066476, 5083095, 6099714, 6777460, 8132952, 10166190, 12199428, 13554920, 15249285, 20332380, 24398856, 30498570, 40664760, 60997140, 121994280]

約数ペア:
[(1, 121994280), (2, 60997140), (3, 40664760), (4, 30498570), (5, 24398856), (6, 20332380), (8, 15249285), (9, 13554920), (10, 12199428), (12, 10166190), (15, 8132952), (18, 6777460), (20, 6099714), (24, 5083095), (30, 4066476), (36, 3388730), (40, 3049857), (45, 2710984), (60, 2033238), (72, 1694365), (90, 1355492), (120, 1016619), (180, 677746), (317, 384840), (360, 338873), (634, 192420), (951, 128280), (1069, 114120), (1268, 96210), (1585, 76968), (1902, 64140), (2138, 57060), (2536, 48105), (2853, 42760), (3170, 38484), (3207, 38040), (3804, 32070), (4276, 28530), (4755, 25656), (5345, 22824), (5706, 21380), (6340, 19242), (6414, 19020), (7608, 16035), (8552, 14265), (9510, 12828), (9621, 12680), (10690, 11412)]

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