About the Number

28291238280

28291238279 ← → 28291238281

2進数表記:11010010110010010100000100110001000

漢数字表記:二百八十二億九千百二十三万八千二百八十

素因数分解:

2 3 × 3 3 × 5 1 × 47 1 × 349 1 × 1597 1

素因数の和:2013
約数の個数: 256
約数和(自身を含む): 96647040000
約数和(自身を除く): 68355801720

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 47, 54, 60, 72, 90, 94, 108, 120, 135, 141, 180, 188, 216, 235, 270, 282, 349, 360, 376, 423, 470, 540, 564, 698, 705, 846, 940, 1047, 1080, 1128, 1269, 1396, 1410, 1597, 1692, 1745, 1880, 2094, 2115, 2538, 2792, 2820, 3141, 3194, 3384, 3490, 4188, 4230, 4791, 5076, 5235, 5640, 6282, 6345, 6388, 6980, 7985, 8376, 8460, 9423, 9582, 10152, 10470, 12564, 12690, 12776, 13960, 14373, 15705, 15970, 16403, 16920, 18846, 19164, 20940, 23955, 25128, 25380, 28746, 31410, 31940, 32806, 37692, 38328, 41880, 43119, 47115, 47910, 49209, 50760, 57492, 62820, 63880, 65612, 71865, 75059, 75384, 82015, 86238, 94230, 95820, 98418, 114984, 125640, 131224, 143730, 147627, 150118, 164030, 172476, 188460, 191640, 196836, 215595, 225177, 246045, 287460, 295254, 300236, 328060, 344952, 375295, 376920, 393672, 431190, 442881, 450354, 492090, 557353, 574920, 590508, 600472, 656120, 675531, 738135, 750590, 862380, 885762, 900708, 984180, 1114706, 1125885, 1181016, 1351062, 1476270, 1501180, 1672059, 1724760, 1771524, 1801416, 1968360, 2026593, 2214405, 2229412, 2251770, 2702124, 2786765, 2952540, 3002360, 3344118, 3377655, 3543048, 4053186, 4428810, 4458824, 4503540, 5016177, 5404248, 5573530, 5905080, 6688236, 6755310, 8106372, 8360295, 8857620, 9007080, 10032354, 10132965, 11147060, 13376472, 13510620, 15048531, 16212744, 16720590, 17715240, 20064708, 20265930, 22294120, 25080885, 26195591, 27021240, 30097062, 33441180, 40129416, 40531860, 50161770, 52391182, 60194124, 66882360, 75242655, 78586773, 81063720, 100323540, 104782364, 120388248, 130977955, 150485310, 157173546, 200647080, 209564728, 235760319, 261955910, 300970620, 314347092, 392933865, 471520638, 523911820, 601941240, 628694184, 707280957, 785867730, 943041276, 1047823640, 1178801595, 1414561914, 1571735460, 1886082552, 2357603190, 2829123828, 3143470920, 3536404785, 4715206380, 5658247656, 7072809570, 9430412760, 14145619140, 28291238280]

約数ペア:
[(1, 28291238280), (2, 14145619140), (3, 9430412760), (4, 7072809570), (5, 5658247656), (6, 4715206380), (8, 3536404785), (9, 3143470920), (10, 2829123828), (12, 2357603190), (15, 1886082552), (18, 1571735460), (20, 1414561914), (24, 1178801595), (27, 1047823640), (30, 943041276), (36, 785867730), (40, 707280957), (45, 628694184), (47, 601941240), (54, 523911820), (60, 471520638), (72, 392933865), (90, 314347092), (94, 300970620), (108, 261955910), (120, 235760319), (135, 209564728), (141, 200647080), (180, 157173546), (188, 150485310), (216, 130977955), (235, 120388248), (270, 104782364), (282, 100323540), (349, 81063720), (360, 78586773), (376, 75242655), (423, 66882360), (470, 60194124), (540, 52391182), (564, 50161770), (698, 40531860), (705, 40129416), (846, 33441180), (940, 30097062), (1047, 27021240), (1080, 26195591), (1128, 25080885), (1269, 22294120), (1396, 20265930), (1410, 20064708), (1597, 17715240), (1692, 16720590), (1745, 16212744), (1880, 15048531), (2094, 13510620), (2115, 13376472), (2538, 11147060), (2792, 10132965), (2820, 10032354), (3141, 9007080), (3194, 8857620), (3384, 8360295), (3490, 8106372), (4188, 6755310), (4230, 6688236), (4791, 5905080), (5076, 5573530), (5235, 5404248), (5640, 5016177), (6282, 4503540), (6345, 4458824), (6388, 4428810), (6980, 4053186), (7985, 3543048), (8376, 3377655), (8460, 3344118), (9423, 3002360), (9582, 2952540), (10152, 2786765), (10470, 2702124), (12564, 2251770), (12690, 2229412), (12776, 2214405), (13960, 2026593), (14373, 1968360), (15705, 1801416), (15970, 1771524), (16403, 1724760), (16920, 1672059), (18846, 1501180), (19164, 1476270), (20940, 1351062), (23955, 1181016), (25128, 1125885), (25380, 1114706), (28746, 984180), (31410, 900708), (31940, 885762), (32806, 862380), (37692, 750590), (38328, 738135), (41880, 675531), (43119, 656120), (47115, 600472), (47910, 590508), (49209, 574920), (50760, 557353), (57492, 492090), (62820, 450354), (63880, 442881), (65612, 431190), (71865, 393672), (75059, 376920), (75384, 375295), (82015, 344952), (86238, 328060), (94230, 300236), (95820, 295254), (98418, 287460), (114984, 246045), (125640, 225177), (131224, 215595), (143730, 196836), (147627, 191640), (150118, 188460), (164030, 172476)]

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