About the Number

131164380

131164379 ← → 131164381

2進数表記:111110100010110100011011100

漢数字表記:一億三千百十六万四千三百八十

素因数分解:

2 2 × 3 3 × 5 1 × 293 1 × 829 1

素因数の和:1140
約数の個数: 96
約数和(自身を含む): 409953600
約数和(自身を除く): 278789220

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 293, 540, 586, 829, 879, 1172, 1465, 1658, 1758, 2487, 2637, 2930, 3316, 3516, 4145, 4395, 4974, 5274, 5860, 7461, 7911, 8290, 8790, 9948, 10548, 12435, 13185, 14922, 15822, 16580, 17580, 22383, 24870, 26370, 29844, 31644, 37305, 39555, 44766, 49740, 52740, 74610, 79110, 89532, 111915, 149220, 158220, 223830, 242897, 447660, 485794, 728691, 971588, 1214485, 1457382, 2186073, 2428970, 2914764, 3643455, 4372146, 4857940, 6558219, 7286910, 8744292, 10930365, 13116438, 14573820, 21860730, 26232876, 32791095, 43721460, 65582190, 131164380]

約数ペア:
[(1, 131164380), (2, 65582190), (3, 43721460), (4, 32791095), (5, 26232876), (6, 21860730), (9, 14573820), (10, 13116438), (12, 10930365), (15, 8744292), (18, 7286910), (20, 6558219), (27, 4857940), (30, 4372146), (36, 3643455), (45, 2914764), (54, 2428970), (60, 2186073), (90, 1457382), (108, 1214485), (135, 971588), (180, 728691), (270, 485794), (293, 447660), (540, 242897), (586, 223830), (829, 158220), (879, 149220), (1172, 111915), (1465, 89532), (1658, 79110), (1758, 74610), (2487, 52740), (2637, 49740), (2930, 44766), (3316, 39555), (3516, 37305), (4145, 31644), (4395, 29844), (4974, 26370), (5274, 24870), (5860, 22383), (7461, 17580), (7911, 16580), (8290, 15822), (8790, 14922), (9948, 13185), (10548, 12435)]

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