About the Number

72103689

72103688 ← → 72103690

2進数表記:100010011000011011100001001

漢数字表記:七千二百十万三千六百八十九

素因数分解:

3 5 × 7 1 × 19 1 × 23 1 × 97 1

素因数の和:161
約数の個数: 96
約数和(自身を含む): 136980480
約数和(自身を除く): 64876791

約数列:
[1, 3, 7, 9, 19, 21, 23, 27, 57, 63, 69, 81, 97, 133, 161, 171, 189, 207, 243, 291, 399, 437, 483, 513, 567, 621, 679, 873, 1197, 1311, 1449, 1539, 1701, 1843, 1863, 2037, 2231, 2619, 3059, 3591, 3933, 4347, 4617, 5529, 5589, 6111, 6693, 7857, 9177, 10773, 11799, 12901, 13041, 15617, 16587, 18333, 20079, 23571, 27531, 32319, 35397, 38703, 39123, 42389, 46851, 49761, 54999, 60237, 82593, 106191, 116109, 127167, 140553, 149283, 164997, 180711, 247779, 296723, 348327, 381501, 421659, 447849, 542133, 743337, 890169, 1044981, 1144503, 1264977, 2670507, 3134943, 3433509, 3794931, 8011521, 10300527, 24034563, 72103689]

約数ペア:
[(1, 72103689), (3, 24034563), (7, 10300527), (9, 8011521), (19, 3794931), (21, 3433509), (23, 3134943), (27, 2670507), (57, 1264977), (63, 1144503), (69, 1044981), (81, 890169), (97, 743337), (133, 542133), (161, 447849), (171, 421659), (189, 381501), (207, 348327), (243, 296723), (291, 247779), (399, 180711), (437, 164997), (483, 149283), (513, 140553), (567, 127167), (621, 116109), (679, 106191), (873, 82593), (1197, 60237), (1311, 54999), (1449, 49761), (1539, 46851), (1701, 42389), (1843, 39123), (1863, 38703), (2037, 35397), (2231, 32319), (2619, 27531), (3059, 23571), (3591, 20079), (3933, 18333), (4347, 16587), (4617, 15617), (5529, 13041), (5589, 12901), (6111, 11799), (6693, 10773), (7857, 9177)]

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