About the Number

129398580

129398579 ← → 129398581

2進数表記:111101101100111011100110100

漢数字表記:一億二千九百三十九万八千五百八十

素因数分解:

2 2 × 3 3 × 5 1 × 29 1 × 8263 1

素因数の和:8310
約数の個数: 96
約数和(自身を含む): 416505600
約数和(自身を除く): 287107020

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 87, 90, 108, 116, 135, 145, 174, 180, 261, 270, 290, 348, 435, 522, 540, 580, 783, 870, 1044, 1305, 1566, 1740, 2610, 3132, 3915, 5220, 7830, 8263, 15660, 16526, 24789, 33052, 41315, 49578, 74367, 82630, 99156, 123945, 148734, 165260, 223101, 239627, 247890, 297468, 371835, 446202, 479254, 495780, 718881, 743670, 892404, 958508, 1115505, 1198135, 1437762, 1487340, 2156643, 2231010, 2396270, 2875524, 3594405, 4313286, 4462020, 4792540, 6469929, 7188810, 8626572, 10783215, 12939858, 14377620, 21566430, 25879716, 32349645, 43132860, 64699290, 129398580]

約数ペア:
[(1, 129398580), (2, 64699290), (3, 43132860), (4, 32349645), (5, 25879716), (6, 21566430), (9, 14377620), (10, 12939858), (12, 10783215), (15, 8626572), (18, 7188810), (20, 6469929), (27, 4792540), (29, 4462020), (30, 4313286), (36, 3594405), (45, 2875524), (54, 2396270), (58, 2231010), (60, 2156643), (87, 1487340), (90, 1437762), (108, 1198135), (116, 1115505), (135, 958508), (145, 892404), (174, 743670), (180, 718881), (261, 495780), (270, 479254), (290, 446202), (348, 371835), (435, 297468), (522, 247890), (540, 239627), (580, 223101), (783, 165260), (870, 148734), (1044, 123945), (1305, 99156), (1566, 82630), (1740, 74367), (2610, 49578), (3132, 41315), (3915, 33052), (5220, 24789), (7830, 16526), (8263, 15660)]

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