About the Number

642428028

642428027 ← → 642428029

2進数表記:100110010010101010110001111100

漢数字表記:六億四千二百四十二万八千二十八

素因数分解:

2 2 × 3 2 × 11 1 × 17 1 × 95429 1

素因数の和:95467
約数の個数: 72
約数和(自身を含む): 1875772080
約数和(自身を除く): 1233344052

約数列:
[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 132, 153, 187, 198, 204, 306, 374, 396, 561, 612, 748, 1122, 1683, 2244, 3366, 6732, 95429, 190858, 286287, 381716, 572574, 858861, 1049719, 1145148, 1622293, 1717722, 2099438, 3149157, 3244586, 3435444, 4198876, 4866879, 6298314, 6489172, 9447471, 9733758, 12596628, 14600637, 17845223, 18894942, 19467516, 29201274, 35690446, 37789884, 53535669, 58402548, 71380892, 107071338, 160607007, 214142676, 321214014, 642428028]

約数ペア:
[(1, 642428028), (2, 321214014), (3, 214142676), (4, 160607007), (6, 107071338), (9, 71380892), (11, 58402548), (12, 53535669), (17, 37789884), (18, 35690446), (22, 29201274), (33, 19467516), (34, 18894942), (36, 17845223), (44, 14600637), (51, 12596628), (66, 9733758), (68, 9447471), (99, 6489172), (102, 6298314), (132, 4866879), (153, 4198876), (187, 3435444), (198, 3244586), (204, 3149157), (306, 2099438), (374, 1717722), (396, 1622293), (561, 1145148), (612, 1049719), (748, 858861), (1122, 572574), (1683, 381716), (2244, 286287), (3366, 190858), (6732, 95429)]

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