About the Number

1220879628

1220879627 ← → 1220879629

2進数表記:1001000110001010010010100001100

漢数字表記:十二億二千八十七万九千六百二十八

素因数分解:

2 2 × 3 7 × 67 1 × 2083 1

素因数の和:2175
約数の個数: 96
約数和(自身を含む): 3253707520
約数和(自身を除く): 2032827892

約数列:
[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 67, 81, 108, 134, 162, 201, 243, 268, 324, 402, 486, 603, 729, 804, 972, 1206, 1458, 1809, 2083, 2187, 2412, 2916, 3618, 4166, 4374, 5427, 6249, 7236, 8332, 8748, 10854, 12498, 16281, 18747, 21708, 24996, 32562, 37494, 48843, 56241, 65124, 74988, 97686, 112482, 139561, 146529, 168723, 195372, 224964, 279122, 293058, 337446, 418683, 506169, 558244, 586116, 674892, 837366, 1012338, 1256049, 1518507, 1674732, 2024676, 2512098, 3037014, 3768147, 4555521, 5024196, 6074028, 7536294, 9111042, 11304441, 15072588, 18222084, 22608882, 33913323, 45217764, 67826646, 101739969, 135653292, 203479938, 305219907, 406959876, 610439814, 1220879628]

約数ペア:
[(1, 1220879628), (2, 610439814), (3, 406959876), (4, 305219907), (6, 203479938), (9, 135653292), (12, 101739969), (18, 67826646), (27, 45217764), (36, 33913323), (54, 22608882), (67, 18222084), (81, 15072588), (108, 11304441), (134, 9111042), (162, 7536294), (201, 6074028), (243, 5024196), (268, 4555521), (324, 3768147), (402, 3037014), (486, 2512098), (603, 2024676), (729, 1674732), (804, 1518507), (972, 1256049), (1206, 1012338), (1458, 837366), (1809, 674892), (2083, 586116), (2187, 558244), (2412, 506169), (2916, 418683), (3618, 337446), (4166, 293058), (4374, 279122), (5427, 224964), (6249, 195372), (7236, 168723), (8332, 146529), (8748, 139561), (10854, 112482), (12498, 97686), (16281, 74988), (18747, 65124), (21708, 56241), (24996, 48843), (32562, 37494)]

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