About the Number

129442740

129442739 ← → 129442741

2進数表記:111101101110010001110110100

漢数字表記:一億二千九百四十四万二千七百四十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 41 1 × 7517 1

素因数の和:7577
約数の個数: 96
約数和(自身を含む): 424376064
約数和(自身を除く): 294933324

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 205, 210, 246, 287, 410, 420, 492, 574, 615, 820, 861, 1148, 1230, 1435, 1722, 2460, 2870, 3444, 4305, 5740, 7517, 8610, 15034, 17220, 22551, 30068, 37585, 45102, 52619, 75170, 90204, 105238, 112755, 150340, 157857, 210476, 225510, 263095, 308197, 315714, 451020, 526190, 616394, 631428, 789285, 924591, 1052380, 1232788, 1540985, 1578570, 1849182, 2157379, 3081970, 3157140, 3698364, 4314758, 4622955, 6163940, 6472137, 8629516, 9245910, 10786895, 12944274, 18491820, 21573790, 25888548, 32360685, 43147580, 64721370, 129442740]

約数ペア:
[(1, 129442740), (2, 64721370), (3, 43147580), (4, 32360685), (5, 25888548), (6, 21573790), (7, 18491820), (10, 12944274), (12, 10786895), (14, 9245910), (15, 8629516), (20, 6472137), (21, 6163940), (28, 4622955), (30, 4314758), (35, 3698364), (41, 3157140), (42, 3081970), (60, 2157379), (70, 1849182), (82, 1578570), (84, 1540985), (105, 1232788), (123, 1052380), (140, 924591), (164, 789285), (205, 631428), (210, 616394), (246, 526190), (287, 451020), (410, 315714), (420, 308197), (492, 263095), (574, 225510), (615, 210476), (820, 157857), (861, 150340), (1148, 112755), (1230, 105238), (1435, 90204), (1722, 75170), (2460, 52619), (2870, 45102), (3444, 37585), (4305, 30068), (5740, 22551), (7517, 17220), (8610, 15034)]

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