About the Number

129080520

129080519 ← → 129080521

2進数表記:111101100011001110011001000

漢数字表記:一億二千九百八万五百二十

素因数分解:

2 3 × 3 3 × 5 1 × 107 1 × 1117 1

素因数の和:1244
約数の個数: 128
約数和(自身を含む): 434678400
約数和(自身を除く): 305597880

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 107, 108, 120, 135, 180, 214, 216, 270, 321, 360, 428, 535, 540, 642, 856, 963, 1070, 1080, 1117, 1284, 1605, 1926, 2140, 2234, 2568, 2889, 3210, 3351, 3852, 4280, 4468, 4815, 5585, 5778, 6420, 6702, 7704, 8936, 9630, 10053, 11170, 11556, 12840, 13404, 14445, 16755, 19260, 20106, 22340, 23112, 26808, 28890, 30159, 33510, 38520, 40212, 44680, 50265, 57780, 60318, 67020, 80424, 100530, 115560, 119519, 120636, 134040, 150795, 201060, 239038, 241272, 301590, 358557, 402120, 478076, 597595, 603180, 717114, 956152, 1075671, 1195190, 1206360, 1434228, 1792785, 2151342, 2390380, 2868456, 3227013, 3585570, 4302684, 4780760, 5378355, 6454026, 7171140, 8605368, 10756710, 12908052, 14342280, 16135065, 21513420, 25816104, 32270130, 43026840, 64540260, 129080520]

約数ペア:
[(1, 129080520), (2, 64540260), (3, 43026840), (4, 32270130), (5, 25816104), (6, 21513420), (8, 16135065), (9, 14342280), (10, 12908052), (12, 10756710), (15, 8605368), (18, 7171140), (20, 6454026), (24, 5378355), (27, 4780760), (30, 4302684), (36, 3585570), (40, 3227013), (45, 2868456), (54, 2390380), (60, 2151342), (72, 1792785), (90, 1434228), (107, 1206360), (108, 1195190), (120, 1075671), (135, 956152), (180, 717114), (214, 603180), (216, 597595), (270, 478076), (321, 402120), (360, 358557), (428, 301590), (535, 241272), (540, 239038), (642, 201060), (856, 150795), (963, 134040), (1070, 120636), (1080, 119519), (1117, 115560), (1284, 100530), (1605, 80424), (1926, 67020), (2140, 60318), (2234, 57780), (2568, 50265), (2889, 44680), (3210, 40212), (3351, 38520), (3852, 33510), (4280, 30159), (4468, 28890), (4815, 26808), (5585, 23112), (5778, 22340), (6420, 20106), (6702, 19260), (7704, 16755), (8936, 14445), (9630, 13404), (10053, 12840), (11170, 11556)]

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