About the Number

121489740

121489739 ← → 121489741

2進数表記:111001111011100100101001100

漢数字表記:一億二千百四十八万九千七百四十

素因数分解:

2 2 × 3 3 × 5 1 × 157 1 × 1433 1

素因数の和:1608
約数の個数: 96
約数和(自身を含む): 380640960
約数和(自身を除く): 259151220

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 157, 180, 270, 314, 471, 540, 628, 785, 942, 1413, 1433, 1570, 1884, 2355, 2826, 2866, 3140, 4239, 4299, 4710, 5652, 5732, 7065, 7165, 8478, 8598, 9420, 12897, 14130, 14330, 16956, 17196, 21195, 21495, 25794, 28260, 28660, 38691, 42390, 42990, 51588, 64485, 77382, 84780, 85980, 128970, 154764, 193455, 224981, 257940, 386910, 449962, 674943, 773820, 899924, 1124905, 1349886, 2024829, 2249810, 2699772, 3374715, 4049658, 4499620, 6074487, 6749430, 8099316, 10124145, 12148974, 13498860, 20248290, 24297948, 30372435, 40496580, 60744870, 121489740]

約数ペア:
[(1, 121489740), (2, 60744870), (3, 40496580), (4, 30372435), (5, 24297948), (6, 20248290), (9, 13498860), (10, 12148974), (12, 10124145), (15, 8099316), (18, 6749430), (20, 6074487), (27, 4499620), (30, 4049658), (36, 3374715), (45, 2699772), (54, 2249810), (60, 2024829), (90, 1349886), (108, 1124905), (135, 899924), (157, 773820), (180, 674943), (270, 449962), (314, 386910), (471, 257940), (540, 224981), (628, 193455), (785, 154764), (942, 128970), (1413, 85980), (1433, 84780), (1570, 77382), (1884, 64485), (2355, 51588), (2826, 42990), (2866, 42390), (3140, 38691), (4239, 28660), (4299, 28260), (4710, 25794), (5652, 21495), (5732, 21195), (7065, 17196), (7165, 16956), (8478, 14330), (8598, 14130), (9420, 12897)]

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