About the Number

121496480

121496479 ← → 121496481

2進数表記:111001111011110001110100000

漢数字表記:一億二千百四十九万六千四百八十

素因数分解:

2 5 × 5 1 × 7 2 × 15497 1

素因数の和:15526
約数の個数: 72
約数和(自身を含む): 333919908
約数和(自身を除く): 212423428

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 15497, 30994, 61988, 77485, 108479, 123976, 154970, 216958, 247952, 309940, 433916, 495904, 542395, 619880, 759353, 867832, 1084790, 1239760, 1518706, 1735664, 2169580, 2479520, 3037412, 3471328, 3796765, 4339160, 6074824, 7593530, 8678320, 12149648, 15187060, 17356640, 24299296, 30374120, 60748240, 121496480]

約数ペア:
[(1, 121496480), (2, 60748240), (4, 30374120), (5, 24299296), (7, 17356640), (8, 15187060), (10, 12149648), (14, 8678320), (16, 7593530), (20, 6074824), (28, 4339160), (32, 3796765), (35, 3471328), (40, 3037412), (49, 2479520), (56, 2169580), (70, 1735664), (80, 1518706), (98, 1239760), (112, 1084790), (140, 867832), (160, 759353), (196, 619880), (224, 542395), (245, 495904), (280, 433916), (392, 309940), (490, 247952), (560, 216958), (784, 154970), (980, 123976), (1120, 108479), (1568, 77485), (1960, 61988), (3920, 30994), (7840, 15497)]

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