About the Number

1330681380

1330681379 ← → 1330681381

2進数表記:1001111010100001001011000100100

漢数字表記:十三億三千六十八万千三百八十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 3168289 1

素因数の和:3168308
約数の個数: 48
約数和(自身を含む): 4258181760
約数和(自身を除く): 2927500380

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3168289, 6336578, 9504867, 12673156, 15841445, 19009734, 22178023, 31682890, 38019468, 44356046, 47524335, 63365780, 66534069, 88712092, 95048670, 110890115, 133068138, 190097340, 221780230, 266136276, 332670345, 443560460, 665340690, 1330681380]

約数ペア:
[(1, 1330681380), (2, 665340690), (3, 443560460), (4, 332670345), (5, 266136276), (6, 221780230), (7, 190097340), (10, 133068138), (12, 110890115), (14, 95048670), (15, 88712092), (20, 66534069), (21, 63365780), (28, 47524335), (30, 44356046), (35, 38019468), (42, 31682890), (60, 22178023), (70, 19009734), (84, 15841445), (105, 12673156), (140, 9504867), (210, 6336578), (420, 3168289)]

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