About the Number

12729724680

12729724679 ← → 12729724681

2進数表記:1011110110110000000010111100001000

漢数字表記:百二十七億二千九百七十二万四千六百八十

素因数分解:

2 3 × 3 1 × 5 1 × 31 1 × 103 1 × 33223 1

素因数の和:33371
約数の個数: 128
約数和(自身を含む): 39805009920
約数和(自身を除く): 27075285240

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 103, 120, 124, 155, 186, 206, 248, 309, 310, 372, 412, 465, 515, 618, 620, 744, 824, 930, 1030, 1236, 1240, 1545, 1860, 2060, 2472, 3090, 3193, 3720, 4120, 6180, 6386, 9579, 12360, 12772, 15965, 19158, 25544, 31930, 33223, 38316, 47895, 63860, 66446, 76632, 95790, 99669, 127720, 132892, 166115, 191580, 199338, 265784, 332230, 383160, 398676, 498345, 664460, 797352, 996690, 1029913, 1328920, 1993380, 2059826, 3089739, 3421969, 3986760, 4119652, 5149565, 6179478, 6843938, 8239304, 10265907, 10299130, 12358956, 13687876, 15448695, 17109845, 20531814, 20598260, 24717912, 27375752, 30897390, 34219690, 41063628, 41196520, 51329535, 61794780, 68439380, 82127256, 102659070, 106081039, 123589560, 136878760, 205318140, 212162078, 318243117, 410636280, 424324156, 530405195, 636486234, 848648312, 1060810390, 1272972468, 1591215585, 2121620780, 2545944936, 3182431170, 4243241560, 6364862340, 12729724680]

約数ペア:
[(1, 12729724680), (2, 6364862340), (3, 4243241560), (4, 3182431170), (5, 2545944936), (6, 2121620780), (8, 1591215585), (10, 1272972468), (12, 1060810390), (15, 848648312), (20, 636486234), (24, 530405195), (30, 424324156), (31, 410636280), (40, 318243117), (60, 212162078), (62, 205318140), (93, 136878760), (103, 123589560), (120, 106081039), (124, 102659070), (155, 82127256), (186, 68439380), (206, 61794780), (248, 51329535), (309, 41196520), (310, 41063628), (372, 34219690), (412, 30897390), (465, 27375752), (515, 24717912), (618, 20598260), (620, 20531814), (744, 17109845), (824, 15448695), (930, 13687876), (1030, 12358956), (1236, 10299130), (1240, 10265907), (1545, 8239304), (1860, 6843938), (2060, 6179478), (2472, 5149565), (3090, 4119652), (3193, 3986760), (3720, 3421969), (4120, 3089739), (6180, 2059826), (6386, 1993380), (9579, 1328920), (12360, 1029913), (12772, 996690), (15965, 797352), (19158, 664460), (25544, 498345), (31930, 398676), (33223, 383160), (38316, 332230), (47895, 265784), (63860, 199338), (66446, 191580), (76632, 166115), (95790, 132892), (99669, 127720)]

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