About the Number

121098880

121098879 ← → 121098881

2進数表記:111001101111101001010000000

漢数字表記:一億二千百九万八千八百八十

素因数分解:

2 7 × 5 1 × 7 1 × 27031 1

素因数の和:27057
約数の個数: 64
約数和(自身を含む): 330871680
約数和(自身を除く): 209772800

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 27031, 54062, 108124, 135155, 189217, 216248, 270310, 378434, 432496, 540620, 756868, 864992, 946085, 1081240, 1513736, 1729984, 1892170, 2162480, 3027472, 3459968, 3784340, 4324960, 6054944, 7568680, 8649920, 12109888, 15137360, 17299840, 24219776, 30274720, 60549440, 121098880]

約数ペア:
[(1, 121098880), (2, 60549440), (4, 30274720), (5, 24219776), (7, 17299840), (8, 15137360), (10, 12109888), (14, 8649920), (16, 7568680), (20, 6054944), (28, 4324960), (32, 3784340), (35, 3459968), (40, 3027472), (56, 2162480), (64, 1892170), (70, 1729984), (80, 1513736), (112, 1081240), (128, 946085), (140, 864992), (160, 756868), (224, 540620), (280, 432496), (320, 378434), (448, 270310), (560, 216248), (640, 189217), (896, 135155), (1120, 108124), (2240, 54062), (4480, 27031)]

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