About the Number

115120890

115120889 ← → 115120891

2進数表記:110110111001001101011111010

漢数字表記:一億千五百十二万八百九十

素因数分解:

2 1 × 3 2 × 5 1 × 43 1 × 151 1 × 197 1

素因数の和:404
約数の個数: 96
約数和(自身を含む): 309868416
約数和(自身を除く): 194747526

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 151, 197, 215, 258, 302, 387, 394, 430, 453, 591, 645, 755, 774, 906, 985, 1182, 1290, 1359, 1510, 1773, 1935, 1970, 2265, 2718, 2955, 3546, 3870, 4530, 5910, 6493, 6795, 8471, 8865, 12986, 13590, 16942, 17730, 19479, 25413, 29747, 32465, 38958, 42355, 50826, 58437, 59494, 64930, 76239, 84710, 89241, 97395, 116874, 127065, 148735, 152478, 178482, 194790, 254130, 267723, 292185, 297470, 381195, 446205, 535446, 584370, 762390, 892410, 1279121, 1338615, 2558242, 2677230, 3837363, 6395605, 7674726, 11512089, 12791210, 19186815, 23024178, 38373630, 57560445, 115120890]

約数ペア:
[(1, 115120890), (2, 57560445), (3, 38373630), (5, 23024178), (6, 19186815), (9, 12791210), (10, 11512089), (15, 7674726), (18, 6395605), (30, 3837363), (43, 2677230), (45, 2558242), (86, 1338615), (90, 1279121), (129, 892410), (151, 762390), (197, 584370), (215, 535446), (258, 446205), (302, 381195), (387, 297470), (394, 292185), (430, 267723), (453, 254130), (591, 194790), (645, 178482), (755, 152478), (774, 148735), (906, 127065), (985, 116874), (1182, 97395), (1290, 89241), (1359, 84710), (1510, 76239), (1773, 64930), (1935, 59494), (1970, 58437), (2265, 50826), (2718, 42355), (2955, 38958), (3546, 32465), (3870, 29747), (4530, 25413), (5910, 19479), (6493, 17730), (6795, 16942), (8471, 13590), (8865, 12986)]

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