About the Number

72428688

72428687 ← → 72428689

2進数表記:100010100010010110010010000

漢数字表記:七千二百四十二万八千六百八十八

素因数分解:

2 4 × 3 3 × 389 1 × 431 1

素因数の和:837
約数の個数: 80
約数和(自身を含む): 208915200
約数和(自身を除く): 136486512

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 389, 431, 432, 778, 862, 1167, 1293, 1556, 1724, 2334, 2586, 3112, 3448, 3501, 3879, 4668, 5172, 6224, 6896, 7002, 7758, 9336, 10344, 10503, 11637, 14004, 15516, 18672, 20688, 21006, 23274, 28008, 31032, 42012, 46548, 56016, 62064, 84024, 93096, 167659, 168048, 186192, 335318, 502977, 670636, 1005954, 1341272, 1508931, 2011908, 2682544, 3017862, 4023816, 4526793, 6035724, 8047632, 9053586, 12071448, 18107172, 24142896, 36214344, 72428688]

約数ペア:
[(1, 72428688), (2, 36214344), (3, 24142896), (4, 18107172), (6, 12071448), (8, 9053586), (9, 8047632), (12, 6035724), (16, 4526793), (18, 4023816), (24, 3017862), (27, 2682544), (36, 2011908), (48, 1508931), (54, 1341272), (72, 1005954), (108, 670636), (144, 502977), (216, 335318), (389, 186192), (431, 168048), (432, 167659), (778, 93096), (862, 84024), (1167, 62064), (1293, 56016), (1556, 46548), (1724, 42012), (2334, 31032), (2586, 28008), (3112, 23274), (3448, 21006), (3501, 20688), (3879, 18672), (4668, 15516), (5172, 14004), (6224, 11637), (6896, 10503), (7002, 10344), (7758, 9336)]

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