About the Number

231012390

231012389 ← → 231012391

2進数表記:1101110001001111100000100110

漢数字表記:二億三千百一万二千三百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 223 1 × 4933 1

素因数の和:5173
約数の個数: 64
約数和(自身を含む): 636604416
約数和(自身を除く): 405592026

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 223, 446, 669, 1115, 1338, 1561, 2230, 3122, 3345, 4683, 4933, 6690, 7805, 9366, 9866, 14799, 15610, 23415, 24665, 29598, 34531, 46830, 49330, 69062, 73995, 103593, 147990, 172655, 207186, 345310, 517965, 1035930, 1100059, 2200118, 3300177, 5500295, 6600354, 7700413, 11000590, 15400826, 16500885, 23101239, 33001770, 38502065, 46202478, 77004130, 115506195, 231012390]

約数ペア:
[(1, 231012390), (2, 115506195), (3, 77004130), (5, 46202478), (6, 38502065), (7, 33001770), (10, 23101239), (14, 16500885), (15, 15400826), (21, 11000590), (30, 7700413), (35, 6600354), (42, 5500295), (70, 3300177), (105, 2200118), (210, 1100059), (223, 1035930), (446, 517965), (669, 345310), (1115, 207186), (1338, 172655), (1561, 147990), (2230, 103593), (3122, 73995), (3345, 69062), (4683, 49330), (4933, 46830), (6690, 34531), (7805, 29598), (9366, 24665), (9866, 23415), (14799, 15610)]

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