About the Number

131697440

131697439 ← → 131697441

2進数表記:111110110011000101100100000

漢数字表記:一億三千百六十九万七千四百四十

素因数分解:

2 5 × 5 1 × 7 1 × 59 1 × 1993 1

素因数の和:2074
約数の個数: 96
約数和(自身を含む): 361791360
約数和(自身を除く): 230093920

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 59, 70, 80, 112, 118, 140, 160, 224, 236, 280, 295, 413, 472, 560, 590, 826, 944, 1120, 1180, 1652, 1888, 1993, 2065, 2360, 3304, 3986, 4130, 4720, 6608, 7972, 8260, 9440, 9965, 13216, 13951, 15944, 16520, 19930, 27902, 31888, 33040, 39860, 55804, 63776, 66080, 69755, 79720, 111608, 117587, 139510, 159440, 223216, 235174, 279020, 318880, 446432, 470348, 558040, 587935, 823109, 940696, 1116080, 1175870, 1646218, 1881392, 2232160, 2351740, 3292436, 3762784, 4115545, 4703480, 6584872, 8231090, 9406960, 13169744, 16462180, 18813920, 26339488, 32924360, 65848720, 131697440]

約数ペア:
[(1, 131697440), (2, 65848720), (4, 32924360), (5, 26339488), (7, 18813920), (8, 16462180), (10, 13169744), (14, 9406960), (16, 8231090), (20, 6584872), (28, 4703480), (32, 4115545), (35, 3762784), (40, 3292436), (56, 2351740), (59, 2232160), (70, 1881392), (80, 1646218), (112, 1175870), (118, 1116080), (140, 940696), (160, 823109), (224, 587935), (236, 558040), (280, 470348), (295, 446432), (413, 318880), (472, 279020), (560, 235174), (590, 223216), (826, 159440), (944, 139510), (1120, 117587), (1180, 111608), (1652, 79720), (1888, 69755), (1993, 66080), (2065, 63776), (2360, 55804), (3304, 39860), (3986, 33040), (4130, 31888), (4720, 27902), (6608, 19930), (7972, 16520), (8260, 15944), (9440, 13951), (9965, 13216)]

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