About the Number

1321888680

1321888679 ← → 1321888681

2進数表記:1001110110010100110101110101000

漢数字表記:十三億二千百八十八万八千六百八十

素因数分解:

2 3 × 3 3 × 5 1 × 7 2 × 24979 1

素因数の和:25013
約数の個数: 192
約数和(自身を含む): 5125896000
約数和(自身を除く): 3804007320

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 588, 630, 735, 756, 840, 882, 945, 980, 1080, 1176, 1260, 1323, 1470, 1512, 1764, 1890, 1960, 2205, 2520, 2646, 2940, 3528, 3780, 4410, 5292, 5880, 6615, 7560, 8820, 10584, 13230, 17640, 24979, 26460, 49958, 52920, 74937, 99916, 124895, 149874, 174853, 199832, 224811, 249790, 299748, 349706, 374685, 449622, 499580, 524559, 599496, 674433, 699412, 749370, 874265, 899244, 999160, 1049118, 1124055, 1223971, 1348866, 1398824, 1498740, 1573677, 1748530, 1798488, 2098236, 2248110, 2447942, 2622795, 2697732, 2997480, 3147354, 3372165, 3497060, 3671913, 4196472, 4496220, 4721031, 4895884, 5245590, 5395464, 6119855, 6294708, 6744330, 6994120, 7343826, 7868385, 8992440, 9442062, 9791768, 10491180, 11015739, 12239710, 12589416, 13488660, 14687652, 15736770, 18359565, 18884124, 20982360, 22031478, 23605155, 24479420, 26977320, 29375304, 31473540, 33047217, 36719130, 37768248, 44062956, 47210310, 48958840, 55078695, 62947080, 66094434, 73438260, 88125912, 94420620, 110157390, 132188868, 146876520, 165236085, 188841240, 220314780, 264377736, 330472170, 440629560, 660944340, 1321888680]

約数ペア:
[(1, 1321888680), (2, 660944340), (3, 440629560), (4, 330472170), (5, 264377736), (6, 220314780), (7, 188841240), (8, 165236085), (9, 146876520), (10, 132188868), (12, 110157390), (14, 94420620), (15, 88125912), (18, 73438260), (20, 66094434), (21, 62947080), (24, 55078695), (27, 48958840), (28, 47210310), (30, 44062956), (35, 37768248), (36, 36719130), (40, 33047217), (42, 31473540), (45, 29375304), (49, 26977320), (54, 24479420), (56, 23605155), (60, 22031478), (63, 20982360), (70, 18884124), (72, 18359565), (84, 15736770), (90, 14687652), (98, 13488660), (105, 12589416), (108, 12239710), (120, 11015739), (126, 10491180), (135, 9791768), (140, 9442062), (147, 8992440), (168, 7868385), (180, 7343826), (189, 6994120), (196, 6744330), (210, 6294708), (216, 6119855), (245, 5395464), (252, 5245590), (270, 4895884), (280, 4721031), (294, 4496220), (315, 4196472), (360, 3671913), (378, 3497060), (392, 3372165), (420, 3147354), (441, 2997480), (490, 2697732), (504, 2622795), (540, 2447942), (588, 2248110), (630, 2098236), (735, 1798488), (756, 1748530), (840, 1573677), (882, 1498740), (945, 1398824), (980, 1348866), (1080, 1223971), (1176, 1124055), (1260, 1049118), (1323, 999160), (1470, 899244), (1512, 874265), (1764, 749370), (1890, 699412), (1960, 674433), (2205, 599496), (2520, 524559), (2646, 499580), (2940, 449622), (3528, 374685), (3780, 349706), (4410, 299748), (5292, 249790), (5880, 224811), (6615, 199832), (7560, 174853), (8820, 149874), (10584, 124895), (13230, 99916), (17640, 74937), (24979, 52920), (26460, 49958)]

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