About the Number

73128390

73128389 ← → 73128391

2進数表記:100010110111101100111000110

漢数字表記:七千三百十二万八千三百九十

素因数分解:

2 1 × 3 1 × 5 1 × 17 1 × 223 1 × 643 1

素因数の和:893
約数の個数: 64
約数和(自身を含む): 186955776
約数和(自身を除く): 113827386

約数列:
[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 223, 255, 446, 510, 643, 669, 1115, 1286, 1338, 1929, 2230, 3215, 3345, 3791, 3858, 6430, 6690, 7582, 9645, 10931, 11373, 18955, 19290, 21862, 22746, 32793, 37910, 54655, 56865, 65586, 109310, 113730, 143389, 163965, 286778, 327930, 430167, 716945, 860334, 1433890, 2150835, 2437613, 4301670, 4875226, 7312839, 12188065, 14625678, 24376130, 36564195, 73128390]

約数ペア:
[(1, 73128390), (2, 36564195), (3, 24376130), (5, 14625678), (6, 12188065), (10, 7312839), (15, 4875226), (17, 4301670), (30, 2437613), (34, 2150835), (51, 1433890), (85, 860334), (102, 716945), (170, 430167), (223, 327930), (255, 286778), (446, 163965), (510, 143389), (643, 113730), (669, 109310), (1115, 65586), (1286, 56865), (1338, 54655), (1929, 37910), (2230, 32793), (3215, 22746), (3345, 21862), (3791, 19290), (3858, 18955), (6430, 11373), (6690, 10931), (7582, 9645)]

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