About the Number

189741440

189741439 ← → 189741441

2進数表記:1011010011110011100110000000

漢数字表記:一億八千九百七十四万千四百四十

素因数分解:

2 7 × 5 1 × 7 1 × 41 1 × 1033 1

素因数の和:1100
約数の個数: 128
約数和(自身を含む): 531558720
約数和(自身を除く): 341817280

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 128, 140, 160, 164, 205, 224, 280, 287, 320, 328, 410, 448, 560, 574, 640, 656, 820, 896, 1033, 1120, 1148, 1312, 1435, 1640, 2066, 2240, 2296, 2624, 2870, 3280, 4132, 4480, 4592, 5165, 5248, 5740, 6560, 7231, 8264, 9184, 10330, 11480, 13120, 14462, 16528, 18368, 20660, 22960, 26240, 28924, 33056, 36155, 36736, 41320, 42353, 45920, 57848, 66112, 72310, 82640, 84706, 91840, 115696, 132224, 144620, 165280, 169412, 183680, 211765, 231392, 289240, 296471, 330560, 338824, 423530, 462784, 578480, 592942, 661120, 677648, 847060, 925568, 1156960, 1185884, 1355296, 1482355, 1694120, 2313920, 2371768, 2710592, 2964710, 3388240, 4627840, 4743536, 5421184, 5929420, 6776480, 9487072, 11858840, 13552960, 18974144, 23717680, 27105920, 37948288, 47435360, 94870720, 189741440]

約数ペア:
[(1, 189741440), (2, 94870720), (4, 47435360), (5, 37948288), (7, 27105920), (8, 23717680), (10, 18974144), (14, 13552960), (16, 11858840), (20, 9487072), (28, 6776480), (32, 5929420), (35, 5421184), (40, 4743536), (41, 4627840), (56, 3388240), (64, 2964710), (70, 2710592), (80, 2371768), (82, 2313920), (112, 1694120), (128, 1482355), (140, 1355296), (160, 1185884), (164, 1156960), (205, 925568), (224, 847060), (280, 677648), (287, 661120), (320, 592942), (328, 578480), (410, 462784), (448, 423530), (560, 338824), (574, 330560), (640, 296471), (656, 289240), (820, 231392), (896, 211765), (1033, 183680), (1120, 169412), (1148, 165280), (1312, 144620), (1435, 132224), (1640, 115696), (2066, 91840), (2240, 84706), (2296, 82640), (2624, 72310), (2870, 66112), (3280, 57848), (4132, 45920), (4480, 42353), (4592, 41320), (5165, 36736), (5248, 36155), (5740, 33056), (6560, 28924), (7231, 26240), (8264, 22960), (9184, 20660), (10330, 18368), (11480, 16528), (13120, 14462)]

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