About the Number

210945870

210945869 ← → 210945871

2進数表記:1100100100101100011101001110

漢数字表記:二億千九十四万五千八百七十

素因数分解:

2 1 × 3 5 × 5 1 × 47 1 × 1847 1

素因数の和:1916
約数の個数: 96
約数和(自身を含む): 581188608
約数和(自身を除く): 370242738

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 81, 90, 94, 135, 141, 162, 235, 243, 270, 282, 405, 423, 470, 486, 705, 810, 846, 1215, 1269, 1410, 1847, 2115, 2430, 2538, 3694, 3807, 4230, 5541, 6345, 7614, 9235, 11082, 11421, 12690, 16623, 18470, 19035, 22842, 27705, 33246, 38070, 49869, 55410, 57105, 83115, 86809, 99738, 114210, 149607, 166230, 173618, 249345, 260427, 299214, 434045, 448821, 498690, 520854, 748035, 781281, 868090, 897642, 1302135, 1496070, 1562562, 2244105, 2343843, 2604270, 3906405, 4488210, 4687686, 7031529, 7812810, 11719215, 14063058, 21094587, 23438430, 35157645, 42189174, 70315290, 105472935, 210945870]

約数ペア:
[(1, 210945870), (2, 105472935), (3, 70315290), (5, 42189174), (6, 35157645), (9, 23438430), (10, 21094587), (15, 14063058), (18, 11719215), (27, 7812810), (30, 7031529), (45, 4687686), (47, 4488210), (54, 3906405), (81, 2604270), (90, 2343843), (94, 2244105), (135, 1562562), (141, 1496070), (162, 1302135), (235, 897642), (243, 868090), (270, 781281), (282, 748035), (405, 520854), (423, 498690), (470, 448821), (486, 434045), (705, 299214), (810, 260427), (846, 249345), (1215, 173618), (1269, 166230), (1410, 149607), (1847, 114210), (2115, 99738), (2430, 86809), (2538, 83115), (3694, 57105), (3807, 55410), (4230, 49869), (5541, 38070), (6345, 33246), (7614, 27705), (9235, 22842), (11082, 19035), (11421, 18470), (12690, 16623)]

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